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.
May 1 » Spanish–American War: Battle of Manila Bay: The Asiatic Squadron of the United States Navy destroys the Pacific Squadron of the Spanish Navy after a seven-hour battle. Spain loses all seven of its ships, and 381 Spanish sailors die. There are no American vessel losses or combat deaths.
May 8 » The first games of the Italian football league system are played.
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.
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.
November 5 » Negrese nationalists revolt against Spanish rule and establish the short-lived Republic of Negros.
Day of marriage June 15, 1938
The temperature on June 15, 1938 was between 8.2 °C and 16.3 °C and averaged 12.1 °C. There was 0.1 mm of rain. There was 0.8 hours of sunshine (5%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
June 24 » Pieces of a meteorite land near Chicora, Pennsylvania. The meteorite is estimated to have weighed 450metric tons when it hit the Earth's atmosphere and exploded.
July 17 » Douglas Corrigan takes off from Brooklyn to fly the "wrong way" to Ireland and becomes known as "Wrong Way" Corrigan.
September 12 » Adolf Hitler demands autonomy and self-determination for the Germans of the Sudetenland region of Czechoslovakia.
October 1 » Germany annexes the Sudetenland.
October 14 » The first flight of the Curtiss P-40 Warhawk fighter plane.
December 16 » Adolf Hitler institutes the Cross of Honour of the German Mother.
Day of death April 28, 1953
The temperature on April 28, 1953 was between 7.0 °C and 13.7 °C and averaged 9.7 °C. There was 2.5 mm of rain during 2.4 hours. There was 4.6 hours of sunshine (31%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
February 28 » James Watson and Francis Crick announce to friends that they have determined the chemical structure of DNA; the formal announcement takes place on April 25 following publication in April's Nature (pub. April 2).
April 13 » CIA director Allen Dulles launches the mind-control program Project MKUltra.
May 4 » Ernest Hemingway wins the Pulitzer Prize for The Old Man and the Sea.
June 2 » The coronation of Queen Elizabeth II, who is crowned Queen of the United Kingdom, Canada, Australia, New Zealand and Her Other Realms and Territories & Head of the Commonwealth, the first major international event to be televised.
October 1 » Andhra State is formed, consisting of a Telugu-speaking area carved out of India's Madras State.
December 24 » Tangiwai disaster: In New Zealand's North Island, at Tangiwai, a railway bridge is damaged by a lahar and collapses beneath a passenger train, killing 151 people.
When copying data from this family tree, please include a reference to the origin: R.A.Hemerik, "Descendants Hemerik-Broekhuizen-Huner-Koper-Barink", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-hemerik/I116571.php : accessed February 4, 2026), "Cornelia van Dalen (1898-1953)".
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