BBC - On This Day
1983: US astronaut Sally Ride returns
America's first woman in space, Sally Ride, returns safely in the Challenger space shuttle after a six-day flight.
1974: Labour rift over nuclear test
The Labour Government admits Britain exploded a nuclear device in the United States a few weeks ago.
1968: Rail go-slow begins
The country's rail network is thrown into disarray as the National Union of Railwaymen begins its work-to-rule and ban on overtime.
1986: Ian Paisley's battle cry condemned
Hard-line unionist leader the Reverend Ian Paisley warns Northern Ireland is on the verge of civil war.
1993: Minister resigns over business links
Northern Ireland Minister Michael Mates resigns over his links with fugitive tycoon Asil Nadir.