January 1 » New York, New York annexes land from surrounding counties, creating the City of Greater New York. The four initial boroughs, Manhattan, Brooklyn, Queens, and The Bronx, are joined on January 25 by Staten Island to create the modern city of five boroughs.
April 22 » Spanish–American War: The USSNashville captures a Spanish merchant ship.
May 1 » Spanish–American War: Battle of Manila Bay: The Asiatic Squadron of the United States Navy destroys the Pacific Squadron of the Spanish Navy after a seven-hour battle. Spain loses all seven of its ships, and 381 Spanish sailors die. There are no American vessel losses or combat deaths.
June 13 » Yukon Territory is formed, with Dawson chosen as its capital.
July 4 » En route from New York to Le Havre, the SS La Bourgogne collides with another ship and sinks off the coast of Sable Island, with the loss of 549 lives.
October 18 » The United States takes possession of Puerto Rico from Spain.
Day of marriage April 2, 1924
The temperature on April 2, 1924 was between -1.2 °C and 5.0 °C and averaged 2.2 °C. There was 3.5 hours of sunshine (27%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
April 15 » Rand McNally publishes its first road atlas.
June 2 » U.S. President Calvin Coolidge signs the Indian Citizenship Act into law, granting citizenship to all Native Americans born within the territorial limits of the United States.
July 24 » Themistoklis Sofoulis becomes Prime Minister of Greece.
August 4 » Diplomatic relations between Mexico and the Soviet Union are established.
December 19 » German serial killer Fritz Haarmann is sentenced to death for a series of murders.
December 20 » Adolf Hitler is released from Landsberg Prison.
Day of death December 7, 1947
The temperature on December 7, 1947 was between 0.3 °C and 7.9 °C and averaged 3.4 °C. There was 1.1 hours of sunshine (14%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
January 1 » Cold War: The American and British occupation zones in Allied-occupied Germany, after World War II, merge to form the Bizone, which later (with the French zone) became part of West Germany.
March 12 » Cold War: The Truman Doctrine is proclaimed to help stem the spread of Communism.
June 25 » The Diary of a Young Girl (better known as The Diary of Anne Frank) is published.
July 26 » Cold War: U.S. President Harry S. Truman signs the National Security Act of 1947 into United States law creating the Central Intelligence Agency, United States Department of Defense, United States Air Force, Joint Chiefs of Staff, and the United States National Security Council.
August 17 » The Radcliffe Line, the border between the Dominions of India and Pakistan, is revealed.
October 5 » President Truman makes the first televised Oval Office address.
When copying data from this family tree, please include a reference to the origin: J. Harpman, "Family tree Harpman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-harpman/I128.php : accessed February 24, 2026), "Herman Harpman (1898-1947)".
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