In 1893 HMS Victoria, the flagship of the British Mediterranean Fleet, was rammed and sunk by HMS Camperdown during fleet exercises. The accident claimed the lives of 358 men including the fleet commander Sir George Tryon who was later blamed for the disaster. The loss of the Victoria stunned Victorian Britain and remains the worst peacetime catastrophe in modern Royal Navy history.
In 1941 Nazi Germany invaded the USSR inaugurating on of the bloodiest wars in history. Most historians agree that this was a fatal error on the part of Adolf Hitler which resulted in Germany losing the Second World War.
In 2009 the Eastman Kodak company announced it was ending its production of Kodachrome color film, ending its 74 year run as a photography icon.