9.00pm (AEDT) – Democratic presidential primary in Puerto Rico

Pay It Forward Day  

World Day for Safety and Health at Work 

Birthdays for Jimmy Barnes (1956), Penelope Cruz (1974), and Jessica Alba (1981)

Anniversary of:

Captain James Cook landing at Botany Bay (1770)

the mutiny on HMS Bounty against William Bligh (1789)

the death of Benito Mussolini (1945)the Port Arthur Massacre (1996)