A Ram Bow Sinks Its Own Destroyer: The New Warship Class Born of a Torpedo Boat That Cost 1% as Much
In 1908, a 380-ton destroyer was rammed and sunk by a 10,000-ton cruiser in an exercise, killing 35 men. Behind the tragedy: torpedo boats upended naval warfare at 1% of a battleship's cost, and the destroyer was the answer.
The video won't play here. Listen to the audio instead:
The argument · tap a timestamp to hear it
One torpedo boat cost enough to sink a battleship
The arrival of the torpedo worried the Royal Navy deeply: a battleship could be sunk without building another battleship. The episode uses today's drones as the analogy for this asymmetric threat — a torpedo boat cost roughly 1% of a battleship and could close on a capital ship at night and fire its torpedoes. This changed the rules of naval war: where sinking a battleship had once required big guns trading broadsides with big guns, now a small platform could do it. Britain therefore had to find a new countermeasure in both cost and numbers.
The destroyer was a ship type forced into being by the torpedo boat
To chase down and intercept torpedo boats, the Royal Navy put out tenders to shipyards in the 1890s: whoever could build a fast ship making 30 knots would get into the fleet. Tiger was a product of this new type, with four Normand boilers producing about 6,400 shaft horsepower, 86 tons of coal, and a hull crammed full of weapons and machinery. The type was first called torpedo boat destroyer, later shortened to destroyer, and it became the backbone of the 20th-century fleet — escort, anti-submarine, anti-aircraft — down to today's guided-missile destroyers.
The faster a ship ran, the more easily she broke down later
Tiger had a crew of only 57-58, with extremely cramped living space; she was called a very wet ship, pitching in heat, vibration and bad weather with poor seaworthiness. The bridge was completely open, with no radar, GPS or radio; at night navigation relied on compass and dead reckoning. More brutally, there was an inside joke in engineering circles at the time: the faster a ship ran on her speed trials, the more prone she was to breakdowns later, because running at full speed did structural damage to the hull. This was the product of the Navy pushing men and equipment to the limit.
The 1908 night exercise was preparation for Germany
The April 1908 exercise was not a show. An ‘attacking force’ of more than ten destroyers set out from Portsmouth, slipped through the home fleet in the dark, simulated torpedo launches with flashing signals, and proved it could get close without being detected. It was conducted with all ships darkened and no moonlight, because there was no radar or radio and scouting was entirely by eye; destroyers could also deploy quickly along the coast and take on intelligence gathering. This training was seen as necessary preparation as war drew near — the German fleet was already strong enough.
No one knows why she turned to port that night
On the night of the accident, Tiger was ordered to follow the leading ship, HMS Recruit, but in the darkness could see only the wake ahead. No one has ever explained why she suddenly turned to port and cut across Berwick's track. 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 large ships, dense manoeuvring and total darkness, and the accident was almost unavoidable; years earlier Tiger had nearly collided in a similar exercise.
— DaveA ram bow built to kill the enemy cut open a friendly ship
Berwick displaced about 10,000 tons; Tiger was 380 tons light and 425 tons full load, a mass difference of 20-25 times. More ironic still, Berwick's bow carried a ram designed specifically to sink enemy ships, a ‘weapon of the future’, yet in a peacetime exercise it sliced into a friendly ship like a hot knife through butter. The two sighted each other with only about 100 yards to spare, leaving no time to react in a matter of seconds; even if Berwick's bow was unintentional, the tragedy was already unavoidable.
She sank in three minutes and no one on the bridge survived
The collision happened at 8:15 p.m.; within 3 minutes the stern went under, and 1-2 minutes later the bow disappeared. Of the 57-58 crew, 35 died in the lower compartments, including Lieutenant William Middleton, the captain. No one on the bridge survived, so who gave the last order 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 his condolences personally, Parliament asked questions, and the Navy sent several cruisers and tugs to search for days, yet the wreck was never found.
The engine telegraph still points to ‘full ahead’
Divers found Tiger at a depth of 62 metres off the Isle of Wight; using professional rebreathers, their underwater time was limited. Leo's first sight of the fourth Normand boiler at the stern immediately confirmed this was a 30-knot-class destroyer. The most important evidence came from the engine telegraph: the pointer still stood at ‘full ahead’, and the helm indicator showed only 5-7 degrees of starboard rudder, meaning she had not slowed and had not turned appreciably. Yet at the moment of collision the transmission chain from bridge to engine room had already been severed, so even if an order was given it could not get through. The wreck is well preserved: compass, wheel, engine telegraph and ship's bell are all 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
| Price of a torpedo boat relative to a battleship | about 1% | 8:33 |
| Tiger's light / full-load displacement | 380 tons / 425 tons | 25:00 |
| Berwick's displacement | about 10,000 tons | 25:00 |
| Tiger's crew complement | 57-58 | 14:20 |
| Speed required in the destroyer tender | 30 knots | 11:06 |
| Time to sink after the collision | stern 3 minutes, bow a further 1-2 minutes | 27:38 |
| Death toll in the accident | 35 | 27:38 |
| Depth of the wreck | 62 metres | 31:24 |
Glossary
- torpedo boat destroyer
- The new ship type built specifically to hunt down and destroy torpedo boats, later shortened to destroyer.
- 30-knotters
- A generation of destroyer designs required to reach 30 knots.
- ram bow
- A reinforced bow projecting below the waterline, designed to ram and sink enemy ships.
- engine telegraph
- The device by which the bridge signalled the engine room to speed up, slow down or go astern.
- rebreather
- Diving equipment that recycles breathing gas, suited to work at great depth.
- Normand boiler
- A type of water-tube boiler; Tiger carried four, supplying high-power steam.
How to listen
Naval history enthusiasts, people working on unmanned systems and asymmetric warfare, and anyone with a product or investment lens on how cheap platforms disrupt expensive ones.
The History Hit subscription ad at the top and the promo at the end can be skipped; the episode proper starts with the night passage off the Isle of Wight.