National Aboriginal and Torres Strait Islander Children’s Day 

Constitution Day – Cook Islands

Air Force Day of the Armed Forces of Ukraine

Barack Obama Day in Illinois, where the former US president launched his political career

Single Working Women’s Day

Birthdays for Tim Winton (1960), Barack Obama (1961), Meghan Markle (1981), Jessica Mauboy (1989), and Dylan and Cole Sprouse (1992)

Anniversary of:

• the invention of Champagne by Dom Pérignon (1693)
• the arrest of Anne Frank following a tip-off (1944)
• Prince’s Purple Rain album going to #1, where it would stay for 24 weeks (1984)
• the Beirut blast, which killed 207 people (2020)