ON THIS DAY

1625: The British Parliament moves to Oxford to save itself as the plague rages through London, killing thousands each week.

1774: Joseph Priestley, British chemist, identifies a gas which he calls “dephlogisticated air”: later known as oxygen.

1902: Australian magazine New Idea is first published.

1932: The first Mars bar, made in Slough, England, goes on sale.

1981: Rock music video channel MTV makes its first broadcast.

2016: Australian Formula One driver Daniel Ricciardo celebrates a podium finish in the German Grand Prix by drinking champagne out of his boot.

Birthdays: Yves St Laurent, French fashion designer (1936-2008); Sam Mendes, British film director (1965-).