1770 – Lexell's Comet passed closer to the Earth than any other comet in recorded history, approaching to a distance of 0.015 AU.
1867 – The British North America Act came into effect, uniting the Province of Canada, New Brunswick, and Nova Scotia into the Canadian Confederation.
1932 – Australia's national broadcaster, the Australian Broadcasting Corporation, was formed.
1963 – The British government revealed that former MI6 agent Kim Philby (pictured) had engaged in espionage for the Soviet Union.
2006 – The Qinghai–Tibet Railway, the world's highest railway and the only railway line to the Tibet Autonomous Region, was inaugurated.
Original Image Credit📷: https://goo.gl/1aP22l