March 14 » The Gold Standard Act is ratified, placing the United States currency on the gold standard.
April 2 » The United States Congress passes the Foraker Act, giving Puerto Rico limited self-rule.
May 23 » American Civil War: Sergeant William Harvey Carney is awarded the Medal of Honor for his heroism in the Assault on the Battery Wagner in 1863.
July 2 » The first Zeppelin flight takes place on Lake Constance near Friedrichshafen, Germany.
July 9 » The Federation of Australia is given royal assent.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
Day of death August 20, 1900
The temperature on August 20, 1900 was about 20.2 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 87%. Source: KNMI
January 2 » American statesman and diplomat John Hay announces the Open Door Policy to promote trade with China.
March 24 » Mayor of New York City Robert Anderson Van Wyck breaks ground for a new underground "Rapid Transit Railroad" that would link Manhattan and Brooklyn.
May 23 » American Civil War: Sergeant William Harvey Carney is awarded the Medal of Honor for his heroism in the Assault on the Battery Wagner in 1863.
May 24 » Second Boer War: The United Kingdom annexes the Orange Free State.
October 9 » The Cook Islands become a territory of the United Kingdom.
November 7 » The People's Party is founded in Cuba.
When copying data from this family tree, please include a reference to the origin: Martien Mantel, "Genealogy N.P. Mantel", database, Genealogy Online (https://www.genealogieonline.nl/genealogie-mantel/I39095.php : accessed June 9, 2024), "Dirk Schaap (1900-1900)".
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