February 1 » Shinhan Bank, the oldest bank in South Korea, opens in Seoul.
April 18 » The Greco-Turkish War is declared between Greece and the Ottoman Empire.
May 26 » The original manuscript of William Bradford's history, "Of Plymouth Plantation" is returned to the Governor of Massachusetts by the Bishop of London after being taken during the American Revolutionary War.
June 22 » British colonial officers Charles Walter Rand and Lt. Charles Egerton Ayerst are assassinated in Pune, Maharashtra, India by the Chapekar brothers and Mahadeo Vinayak Ranade, who are later caught and hanged.
July 11 » Salomon August Andrée leaves Spitsbergen to attempt to reach the North Pole by balloon. He later crashes and dies.
August 31 » Thomas Edison patents the Kinetoscope, the first movie projector.
Day of marriage February 21, 1924
The temperature on February 21, 1924 was between -8.1 °C and 4.7 °C and averaged -1.1 °C. There was 0.4 mm of rain. There was 6.3 hours of sunshine (61%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. 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.
February 1 » Russia–United Kingdom relations are restored, over six years after the Communist revolution.
April 1 » Adolf Hitler is sentenced to five years imprisonment for his participation in the "Beer Hall Putsch" but spends only nine months in jail.
May 8 » The Klaipėda Convention is signed formally incorporating Klaipėda Region (Memel Territory) into Lithuania.
July 24 » Themistoklis Sofoulis becomes Prime Minister of Greece.
September 17 » The Border Protection Corps is established in the Second Polish Republic for the defence of the eastern border against armed Soviet raids and local bandits.
November 23 » Edwin Hubble's discovery, that the Andromeda "nebula" is actually another island galaxy far outside of our own Milky Way, is first published in The New York Times.
Day of death July 7, 1949
The temperature on July 7, 1949 was between 10.6 °C and 16.0 °C and averaged 13.9 °C. There was 1.0 mm of rain during 2.3 hours. There was 0.1 hours of sunshine (1%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
January 20 » Point Four Program a program for economic aid to poor countries announced by United States President Harry S. Truman in his inaugural address for a full term as President.
June 5 » Thailand elects Orapin Chaiyakan, the first female member of Thailand's Parliament.
August 10 » An amendment to the National Security Act of 1947 enhances the authority of the United States Secretary of Defense over the Army, Navy and Air Force, and replaces the National Military Establishment with the Department of Defense.
August 29 » Soviet atomic bomb project: The Soviet Union tests its first atomic bomb, known as First Lightning or Joe 1, at Semipalatinsk, Kazakhstan.
October 3 » WERD, the first black-owned radio station in the United States, opens in Atlanta.
October 16 » The Greek Communist Party announces a "temporary cease-fire", thus ending the Greek Civil War.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I4498.php : accessed January 26, 2026), "Johannes Jacobus Roobeek (1897-1949)".
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