Emergence of the Nation. Australian began as a British penal colony in the eighteenth century, and its national character has formed predominantly through the mechanisms of immigration and race relations. Other factors that have shaped the national culture include the early small female population relative to that of men, which is said to have laid the foundations for a widespread ideology of mateship. The involvement of Australian and New Zealand (Anzac) troops in World War I has been characterized as the symbolic birth of the nation.
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