Australia, including its predecessor coloniesNew South Wales, Van Diemen's Land, Tasmania, Victoria, Swan River, Western Australia, South Australia, and Queensland has been involved in several wars, armed conflicts, rebellions and militarised interstate disputes.
For a list of wars that have been fought on the Australian mainland and in Australian waters, see the list of conflicts in Australia.
Dates indicate the years in which Australia was involved in the war.
Colonial Australia was the Commonwealth of Australia's predecessor colonies, the colonies of New South Wales (1788âÂÂ1901), Van Diemen's Land (1825âÂÂ1856), Tasmania (1856âÂÂ1901), Victoria (1851âÂÂ1901), Swan River (1829âÂÂ1833), Western Australia (1833âÂÂ1901), South Australia (1836âÂÂ1901), Queensland (1859âÂÂ1901) and there territories and islands.
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