Rammed by Her Own Fleet: The 1%-Cost Torpedo Boat That Created the Destroyer
In 1908 a 380-ton destroyer was rammed and sunk by a 10,000-ton cruiser during an exercise, killing 35 men. Behind the tragedy sits the torpedo boat, which overturned naval warfare at about 1% of a battleship's cost and forced the destroyer into existence.
The video won't play here. Listen to the audio instead:
The argument · tap a timestamp to hear it
The price of one torpedo boat was enough to sink a battleship
The arrival of the torpedo worried the Royal Navy badly: you no longer needed another battleship in order to sink a battleship. The episode uses today's drones as the analogy for this kind of asymmetric threat — a torpedo boat cost only about 1% of a battleship's price, yet it could close on a capital ship under cover of darkness and fire. That was a change in the rules of naval combat: until then, sinking a battleship meant big guns trading fire with big guns; now a small platform could do it. Which is precisely why Britain had to find a new counter, on both cost and numbers.
The destroyer is a ship type the torpedo boat forced into existence
To chase down and intercept torpedo boats, the Royal Navy put the problem out to the shipyards in the 1890s: build a fast ship that could make 30 knots and you were in the fleet. Tiger was a product of that new type, driven by 4 Normand boilers giving about 6,400 shaft horsepower, carrying 86 tons of coal, her volume stuffed with weapons and machinery. The type was first called the torpedo boat destroyer, later shortened to destroyer, and it became the backbone of the twentieth-century fleet — escort, anti-submarine work, air defence — with today's guided-missile destroyers all descended from it.
The faster a ship ran on trials, the sooner she broke down later
Tiger carried only 57-58 men in total, with minimal living space, and was known as a very wet ship: hot, vibrating, pitching badly in heavy weather, with poor seakeeping. The bridge was completely open, with no radar, no GPS and no radio; at night there was nothing to navigate by but compass and dead reckoning. Crueller still, engineers at the time had an in-house joke: the faster a ship ran on her speed trials, the more prone to breakdown she was afterwards, because running at full speed did structural damage to the hull. This is what it looked like when a navy pushed both men and machinery to the limit.
The 1908 night exercise was preparation for Germany
The April 1908 exercise was not a display. An ‘attacking force’ of more than ten destroyers set out from Portsmouth and worked through their own fleet in the dark, simulating torpedo launches with flashing signals to prove they could get in close without being detected. It was run with every ship darkened and no moonlight, because there was no radar and no radio then and reconnaissance was done entirely by eye; destroyers could also deploy quickly along the coast and take on intelligence gathering. Training of this kind was seen as necessary preparation for a war drawing closer — the German fleet was already strong enough.
Nobody knows why she turned to port that night
On the night of the accident Tiger was under orders to follow the leading ship, HMS Recruit, but in the darkness all that was visible was the wake ahead. No one has ever explained why she suddenly turned to port, cutting across Berwick's course. Dave's personal judgement is that they simply never saw Berwick — had they seen her, they would not have crossed in front of a giant ship bearing down on them. That night there were many formations of large ships, dense manoeuvring and total darkness; the accident was almost unavoidable. Years earlier, Tiger had already come close to a collision in a similar exercise.
— DaveA ram designed to kill enemies cut open a friendly ship
Berwick displaced about 10,000 tons; Tiger displaced 380 tons light and 425 tons at full load — a difference in mass of 20-25 times. The irony goes further: what Berwick carried in her bow was a ram, designed specifically to sink enemy ships, a ‘weapon of the future’ — and in a peacetime exercise it cut into a friendly ship like a hot knife through butter. By the time the two saw each other there were only about 100 yards left; in a few seconds there was no time at all to react. Berwick's bow made the tragedy unavoidable, however unintended.
She went down in three minutes and no one on the bridge survived
The collision happened at 8:15 pm; within 3 minutes the stern was under water, and 1-2 minutes after that the bow disappeared. Of the 57-58 crew, 35 died in the lower compartments, including the captain, Lieutenant William Middleton. No one on the bridge survived, so who gave the orders in those last few seconds, and why, will never be known; the court martial could not explain it either. The tragedy was major national news at the time: King Edward VII sent a personal message of condolence, questions were asked in Parliament, and the navy sent several cruisers and tugs to search for days — without ever finding the wreck.
The engine telegraph pointer still stands at ‘full ahead’
The dive team found Tiger at 62 metres off the Isle of Wight; because they were using specialist rebreathers, their time underwater was limited. The first thing Leo saw was the fourth Normand boiler aft, which immediately confirmed this was a 30-knotter. The most important evidence came from the engine telegraph: the pointer still stands at ‘full ahead’, and the rudder indicator shows only 5-7 degrees of starboard helm, meaning she had neither slowed down nor made any pronounced turn. Yet the transmission chain from the bridge to the engine room was severed at the moment of impact, so even an order given could not have got through. The wreck is well preserved: compass, wheel, telegraph and ship's bell are all still in place.
In their own words · checked verbatim
They're about 1% the price of a battleship.But they can sink a battleship, right
Dan Snow8:33
a large hole in a ship below the water line is obviously far more likely to be able to sink that ship rather than a hole above the water line
Dan10:00
they're referred to merely as destroyers, but they were torpedo boat destroyers.
They are very poor seakeing.
It just literally slices through the ship, like a hot night through butter.
Dan25:00
It only took three minutes for the stern to disappear below the waves.
Dan27:38
But they never found the wreck and eventually gave up and called it practically impossible.
at that point, I knew immediately we were on a 30 knotter. We were on Tiger.
Leo31:24
Figures
| Torpedo boat price relative to a battleship | about 1% | 8:33 |
| Tiger's displacement, light / full load | 380 tons / 425 tons | 25:00 |
| Berwick's displacement | about 10,000 tons | 25:00 |
| Tiger's crew complement | 57-58 men | 14:20 |
| Speed required in the destroyer tender | 30 knots | 11:06 |
| Time to sink after the collision | stern in 3 minutes, bow 1-2 minutes later | 27:38 |
| Deaths in the accident | 35 | 27:38 |
| Depth of the wreck | 62 metres | 31:24 |
Glossary
- torpedo boat destroyer
- A new class of warship built specifically to hunt down and destroy torpedo boats, later shortened to destroyer.
- 30-knotters
- The generation of destroyers required to make 30 knots.
- ram bow
- A reinforced structure projecting forward below the waterline at the bow, designed to sink enemy ships by ramming.
- engine telegraph
- The device by which the bridge passes orders to the engine room, indicating speed up, slow down or astern.
- rebreather
- Diving equipment that recycles the breathing gas, suited to deep work.
- Normand boiler
- A type of water-tube boiler; Tiger carried 4 of them, delivering high-power steam.
How to listen
Naval history enthusiasts, people working on unmanned systems and asymmetric warfare, and anyone approaching from a product or investment angle who wants to understand how a cheap platform overturns an expensive one.
The History Hit subscription ad at the start and the promo at the end are skippable; the episode proper begins with the night sail off the Isle of Wight.