11.00am (AEDT) – Oscars – Los Angeles

PM Anthony Albanese attends an AUKUS meeting with US President Joe Biden and UK PM Rishi Sunak – San Diego

Commonwealth Day

Eight Hours Day public holiday (Tasmania)

Canberra Day public holiday (ACT)

Labour Day public holiday (Victoria)

Adelaide Cup Day public holiday (South Oz)

Start of Brain Awareness Week (until 17 March)

Anniversary of:
• William Herschel discovering the planet Uranus (but he mistook it for a comet) (1781)
• Labor PM Paul Keating’s election win “for the true believers” (1993)
• the election of Pope Francis (2013)