Government of Australia
The Commonwealth of Australia was formed in 1901 as a result of an agreement among six self-governing British colonies, which became the six states. The terms of this contract are embodied in the Australian Constitution, which was drawn up at a Constitutional Convention and ratified by the people of the colonies at referendums. The Australian head of state is the Queen of Australia who is represented by the Governor-General of Australia, with executive powers delegated by constitutional convention to the Australian head of government, the Prime Minister of Australia.
Department of the Prime Minister and Cabinet (Australia)
The Department of the Prime Minister and Cabinet (PM&C) is an Australian Government public service central department of state with broad ranging responsibilities, primary of which is for intergovernmental and whole of government policy coordination and assisting the Prime Minister of Australia in managing the Cabinet of Australia. The PM&C was established in 1971 and traces its origins back to the Prime Minister's Department established in 1911.