Australian Army during World War II Australian Army during World War II The Australian Army was the largest service in the Australian military during World War II. Prior to the outbreak of war the Australian Army was split into the small full-time Permanent Military Forces (PMF) and the larger part-time Militia. Following the outbreak of war, on 14 September 1939 Prime Minister Robert Menzies announced that 40,000 members of the Militia would be called up for training and a 20,000-strong expeditionary force, designated the Second Australian Imperial Force (Second AIF), would be formed for overseas service. Meanwhile, conscription was introduced in October 1939 to keep the
United Kingdom declaration of war on Japan it costs nothing to be polite." Winston S. Churchill: The Second World War (vol.3): the Grand Alliance. (1950) United Kingdom declaration of war on Japan On 8 December 1941, the government of the United Kingdom declared war on the Empire of Japan, following the Japanese attacks on Malaya, Singapore and Hong Kong. The British Secretary of State for Foreign Affairs, Anthony Eden, was in transit to Moscow at the time, so Prime Minister Winston Churchill was in charge of the Foreign Office. The text of his letter to the Japanese Ambassador was as follows: Of the letter, Churchill later wrote: