One P-47 vs 23 Messerschmitts — The Dive Maneuver That Shouldn’t Have Worked

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Today’s story is about an impossible survival problem that American destroyers faced off Okinawa in 1945 when conventional anti-aircraft defenses simply couldn’t stop what was coming.

This is how one ship found an answer nobody expected.

At 0827 hours on April 16th, 1945, the radar scope aboard the destroyer at picket station 1 erupted with contacts.

22 aircraft bearing 315°, range 18 mi.

The radar operator’s voice cracked, reporting to the bridge.

Just 19 years old, he’d tracked kamicazis for 3 days straight, watching blips converge on American ships.

O then vanish as the ships themselves disappeared from the scope.

14 destroyers had already gone down on picket duty around Okinawa.

The mathematics were simple and brutal.

The general quarters claxons screamed.

Men sleeping in their clothes were at their stations in seconds.

The 5-in/38 gun crews swung their mounts toward the bearing while 40mm bow force and 20 mm Orlacon gunners squinted into the morning haze.

The Japanese aircraft would emerge from the gray ceiling like hornets from a disturbed nest.

The ship healed hard as the captain ordered flank speed and began evasive maneuvers.

The destroyer could make 35 knots, but with kamicazis diving at over 300, speed just delayed the inevitable.

Combat information center CIC tracked the inbound raid splitting into three groups.

Classic kamicazi tactics.

Attack from multiple bearings to overwhelm the ship’s fire.

Shorebased marine corsairs were scrambling, but they were 20 minutes out.

The destroyer’s two support gunboats opened fire from 2,000 yd, but this destroyer would face the main assault alone.

At 0838 hours, Lookout spotted the first aircraft.

Six zeros diving from 3,000 ft.

The forward 5-in mount opened fire, its second shell disintegrating the lead plane 800 yd out, but five more kept coming.

The problem with conventional anti-aircraft fire had become brutally apparent.

The 5-in/38 dualpurpose guns fired 22lb shells at 2,600 ft per second.

Excellent weapons against conventional bombers who pulled out of their dives.

But kamicazi pilots never pulled out once they entered their terminal dive.

A ship had perhaps 8 seconds before impact.

eight seconds to track a target moving 300 knots, calculate lead, fire, and adjust.

The math didn’t work.

The faster firing 40 mm bow force offered a 12se secondond window from their 2,500yd effective range.

The 20 mm oricons offered just 6 seconds.

It was a race against time that gunners rarely won.

The second zero died at 600 yd, torn apart by a 40mm shell, its burning fuel splashing across the forward deck.

A third, smoking from Orlicon hits, crashed just 20 ft from the port bow.

The explosion cracking rivets in the forward hole plating simultaneously.

Two zeros attacked from the starboard quarter.

The aft 5-in gun destroyed the fourth.

The fifth zero, however, pierced a wall of tracers and struck the destroyer’s starboard side amid ships.

The explosion punched through the hole plating.

Burning fuel cascaded into a birthing compartment, killing eight men instantly.

The blast crippled the starboard engine room.

Speed dropped to 20 knots.

It was 0841 hours, 3 minutes into the attack, one hit, eight dead, and 18 more aircraft were still inbound.

The tactical problem was that kamicazis never scattered.

They kept coming until they hit you or died.

The Navy had tried adding more 40 mm guns, but the extra weight compromised stability.

They’d tried fighter cover, combat air patrol, but with the main carriers 350 mi away, they couldn’t maintain continuous cap over 16 picket stations.

The Japanese had 2,000 aircraft on Kyushu and Formosa.

They could afford to trade 50 planes for one destroyer.

Early warning radar, the very reason for picket duty, only told you they were coming.

It couldn’t stop them.

At 0845, the second wave of nine aircraft hit from three bearings.

The destroyer was zigzagging ineffectively, trailing smoke.

Two zeros dove on the bridge.

The forward 5-in mount disintegrated one.

The other, already dying, clipped the forward mast.

Its fuselage cartw wheeled overboard as its 550lb bomb detonated against the portside hole at the water line.

The explosion opened a 20ft gash, flooding forward compartments.

The destroyer’s bow settled.

Moments later, a val dive bomber flew through a stream of 40 mm fire to strike the starboard side aft, destroying the aft fire room.

Steam pressure plummeted.

Speed fell to 12 knots.

It was 0848 hours.

11 minutes in.

Three kamicazi hits.

forward compartments flooding, 20 dead.

The destroyer was crippled and 13 aircraft still circled overhead, waiting.

In CIC, operators watched the contacts orbit out of gun range.

Japanese tactics had evolved.

Now they assembled and attacked in coordinated waves.

Doctrine called for high-speed maneuvering, but this destroyer couldn’t maneuver.

The nearest friendly destroyer was 12 mi away, engaged with its own swarm.

The Marine Corsair were still 15 minutes out.

This destroyer was alone.

Damage control teams fought fires on three decks, but the pumps couldn’t keep pace with the water pouring through the gashed hull.

The ship had taken on 800 tons of seawater and was listing 7°.

The crew knew the odds.

They’d seen destroyers die on picket duty.

USS Bush, hit by six kamicazis, capsized with 94 dead.

USS Kolhoon, scuttled after five hits.

USS Manor L.

A belly but broken in half by a kamicazi and a rocket powered oka bomb.

Survival often came down to Cappy arriving in time or pure blind luck.

This destroyer had used its luck.

At 0852 hours, the third wave attacked.

Four aircraft coming in low under the radar.

Lookout spotted them at 2 mi already on their attack runs.

A lucky 40 mm burst vaporized the first zero.

The second flew through the debris and a curtain of 20 mm fire to strike the port side amid ships.

The explosion destroyed a 40mm mount, killed its crew, and blew a 15 ft hole in the hole.

The list increased to 12°.

As a Judy dive bomber pulled up for another run, the third zero came from a stern.

A single 20 mm gunner saw it, fired a 3-second burst, and made an impossible shot.

The Zero veered and crashed into the sea 15 ft from the fan tail.

The explosion lifted the stern, twisted the rudder, and jammed the steering gear.

The destroyer could no longer maneuver at all.

It was 0856 hours.

Two more hits.

The destroyer was immobile, listing 15°, able to do nothing but absorb punishment.

Nine aircraft remained.

The executive officer, now commanding since the captain was wounded, ordered abandon ship preparations.

Wounded were moved to evacuation points.

The crew would fight, but the end seemed inevitable.

The Judy made its second run at 0901 hours.

Every functioning gun tracked it, but the aircraft flew through everything.

Its bomb struck the forward deck house.

The explosion destroyed the bridge, killed the executive officer and everyone in CIC, knocked out fire control, and severed all communication lines.

The ship had no command structure, no central coordination.

Each gun mount fought independently.

At 0903, two more Zeros attacked simultaneously.

The portside zero struck the already damaged forward section, starting fires that reached the forward magazine.

Damage control teams flooded it just before it detonated.

The starboard zero struck a midship where the second kamicazi had hit.

The explosion blew completely through the ship, opening the hole to the sea.

The destroyer began settling rapidly by the bow.

It was 0905 hours.

Six kamicazi hits in 28 minutes.

The forward sections were destroyed.

Both engine rooms damaged and command was gone.

The list hit 22°.

The bow was sinking and six aircraft still circled overhead waiting for the destroyer to die.

This was the moment when destroyers sank.

When the flooding overwhelmed the pumps and fires reached the magazines.

Now, the Japanese pilots orbiting above expected it.

One more coordinated attack would finish the job.

But something was different about this ship.

Something the Navy hadn’t planned, hadn’t designed, hadn’t anticipated.

Something that would become apparent only in the next chapter when the destroyer that should have died kept fighting.

The engineering drawings specified something unprecedented in American destroyer construction.

Thicker hole plates than standard Fletcher class specifications, welded rather than riveted along critical stress points.

The keel received additional longitudinal strengthening, running the full 376 ft length like a steel spine.

Ship fitters at Bath Iron Works examining the blueprints in late 1943 recognized this was no ordinary destroyer.

The design called for obsessive compartmentalization with watertight integrity to maintain buoyancy with multiple compartments flooded.

Damage control systems incorporated extensive redundancies.

Dual fire mains ran along both sides of every deck, so a rupture on one side wouldn’t compromise firefighting capability.

Emergency diesel generators sat deep in the hole, protected by armor plating normally reserved for cruisers.

As the first Sumner class hull slid down the ways, yard workers knew they had built something that could absorb punishment no destroyer had been designed to withstand.

Sailors boarding USS Lafy in February 1944 found a ship that felt different.

The deck plating was solid underfoot, thicker than the tin can flexing of older destroyers.

Watertight doors were heavier, dogging mechanisms more robust.

Damage control lockers appeared every 30 ft.

N stocked with wooden plugs, collision mats, portable pumps, and firefighting gear in seemingly excessive quantities.

The ship’s first CO, Commander Frederick Julian Beckton, insisted on drills that pushed far beyond normal routine.

His crew practiced shoring bulkheads blindfolded, fought simulated fires with half their equipment deliberately sabotaged, and sealed flooding compartments wearing gas masks in pitch darkness.

Having survived the sinking of destroyer USS Aaron Ward at Guadal Canal, Beckton knew what concentrated air attacks did to destroyers and intended Laffy to be ready.

This was the Allen M.

Sumner class destroyer designated DD692 through DD781 and commissioned between 1944 and 1945.

The class displaced 2,200 tons of standard, 3,218 tons full load with an overall length of 376 ft 6 in and a beam of 40t 10 in.

Its propulsion plant generated 60,000 shaft horsepower through four Babcock and Wilcox boilers driving two General Electric geared turbines producing a top speed of 36.5 knots.

The real innovation lay in armament and damage resistance.

Six 5-in/ 38 caliber dualpurpose guns in three twin.

Mark 38 mounts offered unprecedented firepower, equally effective against surface targets and aircraft.

Each gun fired a 54lb shell to 18,200 yd surface or 37,200 ft air with the sustained rate of 15 rounds per minute.

12 40mm bowors anti-aircraft guns in two quad and two twin mounts provided medium-range defense, firing 120 round clips at 160 rounds per minute per barrel.

1120 millimeter Erlacon cannons added close-in firepower at 450 rounds per minute.

The philosophy was simple.

Create a destroyer that could survive long enough to keep fighting even when multiple weapons stations were destroyed.

The Navy rushed 70 Sumar class destroyers into service between 1944 and 1945 because the Pacific War had taken an unanticipated brutal turn.

Traditional naval combat involved ships firing at ships.

The kamicazis changed everything.

Now the enemy weapon was the entire aircraft, pilot included, diving at 350 mph with 500 lb of explosives and a full fuel load.

A single kamicazi head could gut a destroyer.

The Fletcherclass destroyers, magnificent in conventional combat, were proving fragile against these suicide attacks.

Their single 5-in gun mounts, lighter construction, and less redundant damage control systems meant kamicazi strikes were often fatal.

The Navy needed destroyers that could absorb multiple hits and keep fighting because by 1945, such hits were becoming inevitable.

Lafy’s baptism came off Okinawa on April 16th, 1945 at radar picket station number one, 16 mi north of the island.

Pickicket duty meant serving as an early warning radar outpost to intercept kamicazis before they reached the invasion fleet.

The most dangerous assignment in the Pacific War.

During the Okinawa campaign, 43 of the 206 ships on picket duty were sunk or damaged beyond repair.

Lafy’s crew knew the odds, having watched destroyers Bush and Kolhoon sink at neighboring stations just days earlier.

Now it was their turn.

The attack commenced at 08:30 on April 16th when the first IED 3A dive bomber appeared through scattered clouds at 8,000 ft.

Gun director crews tracked it, feeding targeting data to the 5-in mounts.

Mount 53 aft fired first, sending shells screaming upward in proximity fused bursts.

The kamicazi jked through the flack, corkcrewing downward at increasing speed.

At 1,500 ft, the 40 mm bow fors opened fire.

their heavier shells creating a wall of steel.

The 20 millimeter cannons added their shrieking chorus at 800 ft.

None of it mattered.

The D3A struck Mount 53 directly, its 551-lb bomb detonating on impact.

The entire aft gun mount vanished in an orange fireball.

11 men died instantly.

Flames spread across the fan, igniting ready ammunition and fuel stores.

Damage control parties were already moving when the second kamicazi appeared.

30 seconds later, a Nakajimaki 43 fighter came in from starboard, skimming the wave tops at 300 knots.

Mount 52, still intact, but fired at point blank range, but missed.

The aircraft struck a midship at the water line, punching through the hull and detonating in the forward engine room.

Seawater poured through the 10-ft gash.

The engine room flooded within 90 seconds, drowning six men who couldn’t escape through jammed hatches.

Lafy lost half her propulsion and began listing 7° to starboard.

Then came the third kamicazi, a Yokosuka D4Y, diving vertically from 6,000 ft.

Mount 51 forward scored hits at 2,000 ft, tearing off the plane’s tail.

The D4Y tumbled out of control, but still struck the ship, crashing into Mount 52 and jamming its training mechanism.

The mount’s crew was obliterated.

Lafi had lost two of her three 5-in twin mounts in under 3 minutes.

Only Mount 51 forward remained operational.

What what followed was 77 minutes of continuous assault.

The Japanese threw 50 aircraft at Laffy and her supporting combat air patrol.

The destroyer’s remaining guns fired without pause until barrels glowed red and ammunition handlers collapsed from exhaustion.

A fourth kamicazi struck the port side aft, blowing a 20ft hole in the hull and flooding three compartments.

A fifth crashed into the starboard site amid ships, its bomb detonating below decks and killing everyone in the wardroom, used as an emergency medical station.

Wounded men burning on operating tables screamed as fire consumed them.

A sixth kamicazi hit the deck house, destroying radar and communications.

Four bombs from aircraft shot down before completing their dives, caused damaging near misses that opened seams and buckled plates.

One exploded 15 ft off the port bow, lifting the entire forward section clear of the water and cracking keel plates.

Another detonated directly beneath the stern, jamming the rudder hard left in a 30° turn.

Laffy began steaming in circles, unable to steer or stop her gun still firing at any aircraft in range.

The crew fought with desperate ingenuity.

When electrical power failed, gun crews trained their weapons manually, spinning elevation wheels by hand and tracking aircraft visually.

When ammunition hoists jammed, sailors formed human chains, passing 54-lb shells hand overhand from magazines four decks below.

When fire mains ruptured, they fought fires with bucket brigades from the sea.

When the main galley flooded, they cut holes in the deck to reach ammunition stored below.

Gunner’s mate Robert Johnson, his left arm shattered by shrapnel, operated his 20mm cannon with his right hand alone, firing 1,400 rounds before collapsing from blood loss.

Fireman Calvin Clower entered a burning magazine to flood it manually when automatic systems failed, knowing he’d likely die from the smoke.

He survived, barely pulled out unconscious by shipmates.

By 0947, when the last kamicazi fell to combat air patrol fighters, Lafy was a floating wreck.

Her aft third was completely destroyed.

The stern barely attached to the rest of the hull.

The midship section gaped open to the sea through multiple hole breaches.

Fires burned in seven compartments.

The forward section, least damaged, listed 15° as water poured into flooded spaces aft.

32 men were dead, 71 wounded, many critically burned.

Yet the ship floated.

The watertight integrity built into her design held.

Compartments forward and amid ships remained sealed despite nearby explosions.

The redundant fire mains allowed damage control parties to maintain pressure even with half the system destroyed.

The reinforced keel, though cracked, hadn’t broken.

TUG LCS-51 took Laffy undertoe at 11:30 heading for Koramaretto anchorage.

The journey took 8 hours.

Laffy’s jammed rudder, forcing the tug to fight constant course corrections.

During the toe, crew members counted aircraft parts embedded in the ship.

Propeller blades, engine cylinders, pieces of cockpit canopy.

They found a Japanese pilot’s boot on the for deck, the foot still inside.

They pried unexloded 250 kg bombs from flooded compartments, dumping them overboard with trembling hands.

Japanese radio intercepts anti decoded after the war revealed enemy pilots reports from the attack.

One described Lafi as the ship that would not sink no matter how many times hit.

Another radioed that the destroyer remained firing even while burning from bow to stern.

Vice Admiral Mat Ugaki, commander of the fifth airfleet, noted in his diary that the attack on radar picket station 1 had succeeded in sinking the American destroyer.

When reconnaissance confirmed Laffy still afloat two days later, he added a single character.

Impossible.

The Sumner class proved its worth throughout the Okinawa campaign.

Of 15 Sumar class destroyers on radar picket duty.

All suffered kamicazi attacks.

All survived.

USS Hugh W.

Hadley took 20 kamicazi attacks in 90 minutes, suffered multiple hits, shot down 23 aircraft, and remained afloat.

The USS Perie absorbed two kamicazi hits and three bomb strikes, lost 57 men, yet stayed in action.

The contrast with earlier destroyer classes was stark.

Fletcher class destroyers, when hit by comparable attacks, sank or required scuttling 38% of the time.

Sumner class destroyers had zero combat losses to kamicazis uh despite assignment to the most dangerous picket stations.

Lafi reached a Saipan floating dry dock in May 1945 where ship fitters assessed damage that should have sunk three destroyers.

The repair list ran 73 pages, hull plates replaced from frame 180 aft, both engine rooms completely rebuilt, all aft gun mounts replaced, 247 ft of fire main renewed, electrical systems rewired throughout, and rudder and steering gear fabricated from salvaged parts.

The work took 4 months.

Laffy was underway again in September 1945, one week after Japan surrendered.

Her crew expected to fight in the invasion of Japan.

Instead, they joined the occupation fleet, steaming into Tokyo Bay past the sunken wrecks of the Imperial Japanese Navy.

The ship served through the Korean War, providing gunfire support at Inchon and Wansan, where she fired 4,178 5-in shells in support of Marine operations.

She survived a mine strike off Wansson in 1951 that would have sunk a lesser ship, limping to Cassabo with flooding forward, but maintaining watertight integrity through the same compartmentalization that saved her in 1945.

The Navy kept her in reserve fleet status until 1975, a 31-year career spanning two wars and the transition from guns to guided missiles.

Today, USS Lafy rests as a museum ship at Patriots Point Naval and Maritime Museum, South Carolina.

Birthed beside carrier USS Yorktown, her hole still bears repair plates from 1945.

Metal patches covering kamicazi entry holes.

The aft gun mounts replaced after the battle point silently skyward.

Below decks, bulkheads show where emergency shoring held back the sea.

Damage controlled equipment still hangs in lockers every 30 ft.

The ship receives 300,000 visitors annually, including naval architects and damage control instructors studying her survival.

The Sumner class demonstrated that destroyer survivability was achievable through engineering rather than luck.

Thicker holes, redundant systems, and obsessive compartmentalization made the difference between floating and sinking, between a crew drowning, and a crew fighting.

The 70 ships of the class proved it wasn’t just Laffy.

Proper design let destroyers absorb punishment and survive.

That lesson influenced every American destroyer built afterward.

From the Gearing class through the Arley Burke class still serving today.

Modern damage control doctrine still references Laffy’s 77 minutes as the benchmark.

If a destroyer cannot survive what she survived, it’s not ready for combat.

The ship that would not die remains the answer to the question chapter 1 posed.

How do you keep a destroyer afloat when the enemy’s weapon is suicide itself? You build it strong enough that courage alone isn’t required for survival.

You give good sailors a good ship and trust both to exceed what anyone thought possible.

32 men died proving the concept worked.

The 251 who survived proved it was worth the