March 18 » Macario Sakay issues Presidential Order No. 1 of his Tagalog Republic.
April 20 » Pierre and Marie Curie refine radium chloride.
May 20 » Cuba gains independence from the United States. Tomás Estrada Palma becomes the country's first President.
November 21 » The Philadelphia Football Athletics defeated the Kanaweola Athletic Club of Elmira, New York, 39–0, in the first ever professional American football night game.
December 14 » The Commercial Pacific Cable Company lays the first Pacific telegraph cable, from San Francisco to Honolulu.
Day of marriage August 5, 1942
The temperature on August 5, 1942 was between 9.1 °C and 17.5 °C and averaged 13.6 °C. There was 0.2 mm of rain during 0.1 hours. There was 2.5 hours of sunshine (16%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
February 8 » World War II: Dutch Colonial Army General Destruction Unit (AVC, Algemene Vernielings Corps) burns Banjarmasin, South Borneo to avoid Japanese capture.
May 19 » World War II: In the aftermath of the Battle of the Coral Sea, Task Force 16 heads to Pearl Harbor.
May 26 » World War II: The Battle of Gazala takes place.
May 27 » World War II: In Operation Anthropoid, Reinhard Heydrich is fatally wounded in Prague; he dies of his injuries eight days later.
June 5 » World War II: The United States declares war on Bulgaria, Hungary, and Romania.
August 15 » World War II: Operation Pedestal: The oil tanker SSOhio reaches the island of Malta barely afloat carrying vital fuel supplies for the island's defenses.
Day of death June 16, 1980
The temperature on June 16, 1980 was between 11.0 °C and 19.8 °C and averaged 14.7 °C. There was 2.8 mm of rain during 1.1 hours. There was 1.6 hours of sunshine (10%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
January 21 » Iran Air Flight 291 crashes in the Alborz Mountains while on approach to Mehrabad International Airport in Tehran, Iran, killing 128 people.
February 22 » Miracle on Ice: In Lake Placid, New York, the United States hockey team defeats the Soviet Union hockey team 4–3.
March 4 » Nationalist leader Robert Mugabe wins a sweeping election victory to become Zimbabwe's first black prime minister.
April 12 » The Americo-Liberian government of Liberia is violently deposed.
May 8 » The World Health Organization confirms the eradication of smallpox.
October 10 » The 7.1 Mw El Asnam earthquake shakes northern Algeria, killing 2,633 and injuring 8,369.
When copying data from this family tree, please include a reference to the origin: Ron Mazer, "Family tree Mazer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-mazer/I474.php : accessed January 12, 2026), "Jan Gemser Gemser (1902-1980)".
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