ocr: AUSTRALIA The flag's red and blue colors- and the Union Jack inits upper left comer- -reflect Australia's long-standing ties to Great Britain. Australia was a British colony from: 1770, when Laptain James Cook claimed the land for Great Britain, until 1901. The flag's large seven-pointed star represents the six states and one territory that make up Australia. The other stars form the Southern Cross, a bright constellation that has been a symbol of Australia since the early1800s.