Biennial Talisman Sabre war games begin in Queensland

World Brain Day

National Day of the Cowboy – US

Birthdays for Willem Dafoe (1955), Selena Gomez (1992) and Prince George of Cambridge (2013)

Anniversary of:
• Dick Smith making the first solo helicopter flight around the world (1983)
• attacks in Norway carried out by far-right extremist Anders Breivik that killed 77 people (2011)