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1900
During the advance to Pretoria, the New South Wales Mounted Rifles repelled a Boer counter-attack against their column at the Zand River.
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1940
German armoured columns began their attack on France, overrunning the country in six weeks. Forty Australian airmen flew with British formations in the defence of France.
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1943
HMAS Maroubra, a coastal cutter, was sunk during a Japanese air raid on Millingimbi Island.