The temperature on October 14, 1915 was between 5.8 °C and 15.2 °C and averaged 10.1 °C. There was 0.2 mm of rain. There was 2.7 hours of sunshine (25%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 17 » Russia defeats Ottoman Turkey in the Battle of Sarikamish during the Caucasus Campaign of World War I.
January 21 » Kiwanis International is founded in Detroit.
April 5 » Boxing challenger Jess Willard knocks out Jack Johnson in Havana, Cuba to become the Heavyweight Champion of the World.
May 7 » World War I: German submarine U-20 sinks RMS Lusitania, killing 1,198 people, including 128 Americans. Public reaction to the sinking turns many former pro-Germans in the United States against the German Empire.
May 24 » World War I: Italy declares war on Austria-Hungary, joining the conflict on the side of the Allies.
September 15 » The Empire Picture Theatre (now The New Empire Cinema), the oldest running cinema in mainland Australia, opens in Bowral, New South Wales.
Day of marriage September 7, 1938
The temperature on September 7, 1938 was between 7.1 °C and 19.9 °C and averaged 12.4 °C. There was 0.1 mm of rain. There was 3.6 hours of sunshine (27%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
February 11 » BBC Television produces the world's first ever science fiction television programme, an adaptation of a section of the Karel Čapek play R.U.R., that coined the term "robot".
June 11 » Second Sino-Japanese War: The Battle of Wuhan starts.
July 3 » World speed record for a steam locomotive is set in England, by the Mallard, which reaches a speed of 125.88 miles per hour (202.58km/h).
September 30 » Britain, France, Germany and Italy sign the Munich Agreement, whereby Germany annexes the Sudetenland region of Czechoslovakia.
October 30 » Orson Welles broadcasts his radio play of H. G. Wells's The War of the Worlds, causing anxiety in some of the audience in the United States.
November 16 » LSD is first synthesized by Albert Hofmann from ergotamine at the Sandoz Laboratories in Basel.
Day of death March 2, 1945
The temperature on March 2, 1945 was between 0.7 °C and 6.2 °C and averaged 3.1 °C. There was 5.0 hours of sunshine (46%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the north-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.
In The Netherlands , there was from February 23, 1945 to June 24, 1945 the cabinet Gerbrandy III, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
From June 24, 1945 till July 3, 1946 the Netherlands had a cabinet Schermerhorn - Drees with the prime ministers Prof. ir. W. Schermerhorn (VDB) and W. Drees (PvdA).
January 20 » World War II: Germany begins the evacuation of 1.8million people from East Prussia, a task which will take nearly two months.
April 9 » The United States Atomic Energy Commission is formed.
April 13 » World War II: German troops kill more than 1,000 political and military prisoners in Gardelegen, Germany.
May 5 » World War II: Battle of Castle Itter, the only battle in which American and German troops fought cooperatively.
August 25 » Ten days after World War II ends with Japan announcing its surrender, armed supporters of the Chinese Communist Party kill U.S. intelligence officer John Birch, regarded by some of the American right as the first victim of the Cold War.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I45829.php : accessed February 3, 2026), "Jan Christiaan de Graaff (1915-1945)".
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