On this day in 1930, the U.S. War Department insisted that Black mothers and widows must travel on segregated boats in order to visit their loved ones’ graves in Europe.

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On this day in 1969, John Lennon and Yoko Ono began a week-long bed-in for peace at a hotel in Montreal, Canada. 

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On this day in 1994, the ashes of Pennsylvania native George Swanson were buried in the driver’s seat of his beloved sports car. 

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On this day in 1970, Soviet engineers began drilling the deepest man-made hole ever dug.

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On this day in 1796, George and Martha Washington offered a $10 reward for the capture of an escaped enslaved woman named Ona Judge. 

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On this day in 1856, Congressman Preston Brooks attacked Senator Charles Sumner with a metal-tipped cane.

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On this day in 1928, more than 15,000 people attended a now-annual frog jumping contest in Calaveras County, California. 

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On this day in 1927, Grauman’s Chinese Theatre opened on Hollywood Boulevard, marking the debut of one of the world’s most iconic cinemas.

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On this day in 1620, English traveler Peter Mundy wrote the earliest known description of a carousel ride. 

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On this day in 1985, the discovery of the Antarctic ozone hole was first reported in the scientific journal Nature. 

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