Two Australian warships, the HMAS Melbourne and the HMAS Voyager, collided off the New South Wales coast.
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The US Navy bought their first-ever submarine called the USS Holland or SS-1.
The Santa Maria sunk.
After eleven months of imprisonment, 83 men from the US Navy were released by North Korea.
The British ship HMS Minotaur sunk, killing 480 people.
The HMS Dreadnought battleship was christened.
