February 15 » The battleship USSMaine explodes and sinks in Havana harbor in Cuba, killing 274. This event leads the United States to declare war on Spain.
April 21 » Spanish–American War: The United States Navy begins a blockade of Cuban ports. When the U.S. Congress issued a declaration of war on April 25, it declared that a state of war had existed from this date.
June 27 » The first solo circumnavigation of the globe is completed by Joshua Slocum from Briar Island, Nova Scotia.
July 25 » Spanish-American War: The American invasion of Spanish-held Puerto Rico begins, as United States Army troops under General Nelson A. Miles land and secure the port at Guánica.
August 11 » Spanish–American War: American troops enter the city of Mayagüez, Puerto Rico.
October 1 » The Vienna University of Economics and Business Administration is founded under the name k.u.k. Exportakademie.
Day of marriage August 13, 1921
The temperature on August 13, 1921 was between 7.7 °C and 17.7 °C and averaged 13.9 °C. There was 0.5 hours of sunshine (3%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
March 17 » The Second Polish Republic adopts the March Constitution.
March 18 » The second Peace of Riga is signed between Poland and the Soviet Union.
March 24 » The 1921 Women's Olympiad begins in Monte Carlo, first international women's sports event.
July 10 » Belfast's Bloody Sunday: Sixteen people are killed and 161 houses destroyed during rioting and gun battles in Belfast, Northern Ireland.
July 11 » The Red Army captures Mongolia from the White Army and establishes the Mongolian People's Republic.
November 11 » The Tomb of the Unknowns is dedicated by US President Warren G. Harding at Arlington National Cemetery.
Day of death May 11, 1991
The temperature on May 11, 1991 was between 2.1 °C and 16.7 °C and averaged 10.2 °C. There was -0.1 mm of rain. There was 9.3 hours of sunshine (60%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
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.
January 15 » Elizabeth II, in her capacity as Queen of Australia, signs letters patent allowing Australia to become the first Commonwealth realm to institute its own Victoria Cross in its honours system.
February 7 » Haiti's first democratically elected president, Jean-Bertrand Aristide, is sworn in.
May 21 » Former Indian Prime Minister Rajiv Gandhi is assassinated by a female suicide bomber near Madras.
May 28 » The capital city of Addis Ababa falls to the Ethiopian People's Revolutionary Democratic Front, ending both the Derg regime in Ethiopia and the Ethiopian Civil War.
June 3 » Mount Unzen erupts in Kyūshū, Japan, killing 43 people, all of them either researchers or journalists.
December 8 » The leaders of Russia, Belarus and Ukraine sign an agreement dissolving the Soviet Union and establishing the Commonwealth of Independent States.
When copying data from this family tree, please include a reference to the origin: Arie Verloop, "Family tree Verloop", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-verloop/I7462.php : accessed October 12, 2026), "Trijntje VERLOOP (1898-1991)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.