The temperature on February 25, 1912 was between -0.9 °C and 8.1 °C and averaged 4.1 °C. There was 0.7 hours of sunshine (7%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
February 14 » Arizona is admitted as the 48th and the last contiguous U.S. state.
April 15 » The British passenger liner RMSTitanic sinks in the North Atlantic at 2:20a.m., two hours and forty minutes after hitting an iceberg. Only 710 of 2,227 passengers and crew on board survive.
April 18 » The Cunard liner RMSCarpathia brings 705 survivors from the RMSTitanic to New York City.
September 25 » Columbia University Graduate School of Journalism is founded in New York City.
September 28 » Corporal Frank S. Scott of the United States Army becomes the first enlisted man to die in an airplane crash.
October 24 » First Balkan War: The Battle of Kirk Kilisse concludes with a Bulgarian victory against the Ottoman Empire.
Day of marriage July 5, 1941
The temperature on July 5, 1941 was between 6.3 °C and 21.6 °C and averaged 15.2 °C. There was 11.8 hours of sunshine (71%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
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.
June 8 » World War II: The Allies commence the Syria-Lebanon Campaign against the possessions of Vichy France in the Levant.
August 15 » Corporal Josef Jakobs is executed by firing squad at the Tower of London at 07:12, making him the last person to be executed at the Tower for espionage.
November 12 » World War II: The Soviet cruiserChervona Ukraina is destroyed during the Battle of Sevastopol.
November 13 » World War II: The aircraft carrier HMSArk Royal is torpedoed by U-81, sinking the following day.
December 10 » World War II: The Royal Navy capital ships HMSPrince of Wales and HMSRepulse are sunk by Imperial Japanese Navy torpedo bombers near British Malaya.
December 11 » World War II: The Imperial Japanese Navy suffers its first loss of surface vessels during the Battle of Wake Island.
Day of death May 2, 1989
The temperature on May 2, 1989 was between 6.7 °C and 19.2 °C and averaged 12.5 °C. There was 6.8 hours of sunshine (46%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
February 3 » A military coup overthrows Alfredo Stroessner, dictator of Paraguay since 1954.
April 19 » A gun turret explodes on the USSIowa, killing 47 sailors.
June 4 » Solidarity's victory in the first (somewhat) free parliamentary elections in post-war Poland sparks off a succession of peaceful anti-communist revolutions in Eastern Europe, leads to the creation of the so-called Contract Sejm and begins the Autumn of Nations.
August 24 » Tadeusz Mazowiecki is chosen as the first non-communist prime minister in Central and Eastern Europe.
September 13 » Largest anti-Apartheid march in South Africa, led by Desmond Tutu.
December 22 » Communist President of Romania Nicolae Ceaușescu is overthrown by Ion Iliescu after days of bloody confrontations. The deposed dictator and his wife flee Bucharest in a helicopter as protesters erupt in cheers.
When copying data from this family tree, please include a reference to the origin: J. Ham, "Family tree Ham", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ham/I88413.php : accessed March 11, 2026), "Willem Potze (1912-1989)".
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