April 18 » The Greco-Turkish War is declared between Greece and the Ottoman Empire.
August 21 » Oldsmobile, an American automobile manufacturer and marque, is founded.
August 31 » Thomas Edison patents the Kinetoscope, the first movie projector.
September 10 » Lattimer massacre: A sheriff's posse kills 19 unarmed striking immigrant miners in Lattimer, Pennsylvania, United States.
September 11 » After months of pursuit, generals of Menelik II of Ethiopia capture Gaki Sherocho, the last king of Kaffa, bringing an end to that ancient kingdom.
September 12 » Tirah Campaign: In the Battle of Saragarhi, ten thousand Pashtun tribesmen suffer several hundred casualties while attacking 21 Sikh soldiers in British service.
Day of death June 28, 1960
The temperature on June 28, 1960 was between 9.7 °C and 17.0 °C and averaged 13.0 °C. There was 4.3 mm of rain during 3.4 hours. There was 10.4 hours of sunshine (62%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
January 19 » Japan and the United States sign the US–Japan Mutual Security Treaty
February 1 » Four black students stage the first of the Greensboro sit-ins at a lunch counter in Greensboro, North Carolina.
February 16 » The U.S. Navy submarine USSTriton begins Operation Sandblast, setting sail from New London, Connecticut, to begin the first submerged circumnavigation of the globe.
April 19 » Students in South Korea hold a nationwide pro-democracy protest against president Syngman Rhee, eventually forcing him to resign.
July 1 » Ghana becomes a republic and Kwame Nkrumah becomes its first President as Queen Elizabeth II ceases to be its head of state.
July 11 » To Kill a Mockingbird by Harper Lee is first published, in the United States.
When copying data from this family tree, please include a reference to the origin: Keith Mann Spencer, "Mann Spencer Tree", database, Genealogy Online (https://www.genealogieonline.nl/mann-spencer-tree/P426.php : accessed January 20, 2026), "George Eugene Spencer (1897-1960)".
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