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 20 » U.S. President William McKinley signed a joint resolution to Congress for declaration of war against Spain, beginning the Spanish–American War.
June 12 » Philippine Declaration of Independence: General Emilio Aguinaldo declares the Philippines' independence from Spain.
June 22 » Spanish–American War: In a chaotic operation, 6,000 men of the U.S. Fifth Army Corps begins landing at Daiquirí, Cuba, about 16 miles (26km) east of Santiago de Cuba. Lt. Gen. Arsenio Linares y Pombo of the Spanish Army outnumbers them two-to-one, but does not oppose the landings.
August 13 » Carl Gustav Witt discovers 433 Eros, the first near-Earth asteroid to be found.
October 6 » Phi Mu Alpha Sinfonia, the largest American music fraternity, is founded at the New England Conservatory of Music.
Day of marriage May 31, 1922
The temperature on May 31, 1922 was between 8.6 °C and 26.4 °C and averaged 17.3 °C. There was 7.7 hours of sunshine (47%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. 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.
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 27 » A challenge to the Nineteenth Amendment to the United States Constitution, allowing women the right to vote, is rebuffed by the Supreme Court of the United States in Leser v. Garnett.
April 20 » The Soviet government creates South Ossetian Autonomous Oblast within Georgian SSR.
August 2 » A typhoon hits Shantou, Republic of China, killing more than 50,000 people.
September 13 » The final act of the Greco-Turkish War, the Great Fire of Smyrna, commences.
October 28 » Italian fascists led by Benito Mussolini march on Rome and take over the Italian government.
October 29 » King Victor Emmanuel III of Italy appoints Benito Mussolini as Prime Minister.
Day of death August 5, 1971
The temperature on August 5, 1971 was between 15.2 °C and 23.4 °C and averaged 18.2 °C. There was 0.3 mm of rain during 0.4 hours. There was 4.7 hours of sunshine (31%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 31 » The Winter Soldier Investigation, organized by the Vietnam Veterans Against the War to publicize war crimes and atrocities by Americans and allies in Vietnam, begins in Detroit.
March 25 » The Army of the Republic of Vietnam abandon an attempt to cut off the Ho Chi Minh trail in Laos.
July 31 » Apollo program: Apollo 15 astronauts become the first to ride in a lunar rover.
September 21 » Bahrain, Bhutan and Qatar join the United Nations.
October 12 » The 2,500 year celebration of the Persian Empire begins.
November 30 » Iran seizes the Greater and Lesser Tunbs from the Emirates of Sharjah and Ras Al Khaimah.
When copying data from this family tree, please include a reference to the origin: Hans Opperman, "Family tree Opperman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-opperman/I2746.php : accessed January 19, 2026), "Antonius Henricus Martinus "Antoon" Steijlen (1898-1971)".
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