On August 21:
1770 James Cook formally claimed east Australia for Great Britain and called it New South Wales.
1920 Christopher Robin Milne, who inspired his father to write the Pooh Bear stories, was born.
The real stuffed toys owned by Christopher Robin Milne and featured in the Winnie-the-Pooh stories.
1930 Princess Margaret was born.
1938 Kenny Rogers was born.
1958 Auckland became the first New Zealand city to introduce the Barnes Dance, stopping all traffic to enable pedestrians to cross in all directions at once.
Sourced from NZ History Online & Wikipedia.