aug 4, 1914 - Britain Declares War on Imperial Germany: Australia is also involved.
Description:
Because Briatin declared war, all other members of the British Empire were automatically involved. Australian Prime Minster declared "...when the Empire is at war, so also is Australia." The country was enthousiastic to help Britain and the Empire.
Added to timeline:
Australia and the Great War by N.Grbovic
Date: