January 17 » El Yunque National Forest in Puerto Rico becomes part of the United States National Forest System as the Luquillo Forest Reserve.
July 4 » The Philippine–American War is officially concluded.
July 20 » The Ford Motor Company ships its first automobile.
October 6 » The High Court of Australia sits for the first time.
November 3 » With the encouragement of the United States, Panama separates from Colombia.
December 17 » The Wright brothers make the first controlled powered, heavier-than-air flight in the Wright Flyer at Kitty Hawk, North Carolina.
Day of marriage June 14, 1930
The temperature on June 14, 1930 was between 14.0 °C and 22.9 °C and averaged 17.1 °C. There was 5.2 hours of sunshine (31%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
March 13 » The news of the discovery of Pluto is announced by Lowell Observatory.
March 29 » Heinrich Brüning is appointed German Reichskanzler.
May 7 » The 7.1 Mw Salmas earthquake shakes northwestern Iran and southeastern Turkey with a maximum Mercalli intensity of IX (Violent). Up to three-thousand people were killed.
September 17 » The Kurdish Ararat rebellion is suppressed by the Turks.
September 27 » Bobby Jones wins the (pre-Masters) Grand Slam of golf.
October 3 » The German Socialist Labour Party in Poland – Left is founded.
Day of death January 7, 1974
The temperature on January 7, 1974 was between 3.3 °C and 7.3 °C and averaged 5.8 °C. There was 10.5 mm of rain during 5.7 hours. The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
February 12 » Aleksandr Solzhenitsyn, winner of the Nobel Prize in Literature in 1970, is exiled from the Soviet Union.
March 29 » Terracotta Army was discovered in Shaanxi province, China.
April 8 » At Atlanta–Fulton County Stadium, Hank Aaron hits his 715th career home run to surpass Babe Ruth's 39-year-old record.
May 9 » Watergate scandal: The United States House Committee on the Judiciary opens formal and public impeachment hearings against President Richard Nixon.
May 28 » Northern Ireland's power-sharing Sunningdale Agreement collapses following a general strike by loyalists.
July 15 » In Nicosia, Cyprus, Greek junta-sponsored nationalists launch a coup d'état, deposing President Makarios and installing Nikos Sampson as Cypriot president.
When copying data from this family tree, please include a reference to the origin: Jan Kaper, "Family tree Kaper", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kaper/I11271.php : accessed February 18, 2026), "Imke Welp (1903-1974)".
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