January 17 » El Yunque National Forest in Puerto Rico becomes part of the United States National Forest System as the Luquillo Forest Reserve.
February 23 » Cuba leases Guantánamo Bay to the United States "in perpetuity".
August 29 » The Slava, the last of the five Borodino-class battleships, is launched.
September 11 » The first race at the Milwaukee Mile in West Allis, Wisconsin is held. It is the oldest major speedway in the world.
October 10 » The Women's Social and Political Union is founded in support of the enfranchisement of British women.
November 17 » The Russian Social Democratic Labour Party splits into two groups: The Bolsheviks (Russian for "majority") and Mensheviks (Russian for "minority").
Day of death January 31, 1967
The temperature on January 31, 1967 was between 7.2 °C and 9.4 °C and averaged 8.3 °C. There was 0.3 hours of sunshine (3%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 2 » Ronald Reagan, past movie actor and future President of the United States, is sworn in as Governor of California.
January 18 » Albert DeSalvo, the "Boston Strangler", is convicted of numerous crimes and is sentenced to life imprisonment.
July 3 » The Aden Emergency: The Battle of the Crater in which the British Argyll and Sutherland Highlanders retake the Crater district following the Arab Police mutiny.
July 12 » Riots begin in Newark, New Jersey.
November 22 » UN Security Council Resolution 242 is adopted, establishing a set of the principles aimed at guiding negotiations for an Arab–Israeli peace settlement.
December 20 » A Pennsylvania Railroad Budd Metroliner exceeds 155mph on their New York Division, also present day Amtrak's Northeast Corridor.
When copying data from this family tree, please include a reference to the origin: J. den Nieuwenboer, "Family tree Den Nieuwenboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-den-nieuwenboer/I15049.php : accessed August 5, 2025), "Sophia Boer (1903-1967)".
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