January 23 » The Malolos Constitution is inaugurated, establishing the First Philippine Republic. Emilio Aguinaldo is sworn in as its first President.
February 6 » Spanish–American War: The Treaty of Paris, a peace treaty between the United States and Spain, is ratified by the United States Senate.
February 22 » Filipino forces led by General Antonio Luna launch counterattacks for the first time against the American forces during the Philippine–American War. The Filipinos fail to regain Manila from the Americans.
July 17 » NEC Corporation is organized as the first Japanese joint venture with foreign capital.
September 13 » Henry Bliss is the first person in the United States to be killed in an automobile accident.
September 13 » Mackinder, Ollier and Brocherel make the first ascent of Batian (5,199 m - 17,058ft), the highest peak of Mount Kenya.
Day of marriage October 13, 1926
The temperature on October 13, 1926 was between 10.3 °C and 16.5 °C and averaged 13.8 °C. There was 10.4 mm of rain. There was 4.8 hours of sunshine (44%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the west-southwest. Source: KNMI
January 8 » Abdul-Aziz ibn Saud is crowned King of Hejaz.
January 26 » The first demonstration of the television by John Logie Baird.
May 18 » Evangelist Aimee Semple McPherson disappears in Venice, California.
May 25 » Sholom Schwartzbard assassinates Symon Petliura, the head of the government of the Ukrainian People's Republic, which is in government-in-exile in Paris.
June 14 » Brazil leaves the League of Nations.
June 28 » Mercedes-Benz is formed by Gottlieb Daimler and Karl Benz merging their two companies.
Day of death November 25, 1962
The temperature on November 25, 1962 was between 2.9 °C and 6.0 °C and averaged 4.9 °C. There was 0.2 mm of rain during 0.5 hours. The almost completely overcast was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
January 12 » Vietnam War: Operation Chopper, the first American combat mission in the war, takes place.
February 20 » Mercury program: While aboard Friendship 7, John Glenn becomes the first American to orbit the earth, making three orbits in four hours, 55 minutes.
July 2 » The first Walmart store, then known as Wal-Mart, opens for business in Rogers, Arkansas.
November 17 » President John F. Kennedy dedicates Washington Dulles International Airport, serving the Washington, D.C., region.
December 7 » Prince Rainier III of Monaco revises the principality's constitution, devolving some of his power to advisory and legislative councils.
December 9 » The Petrified Forest National Park is established in Arizona.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I281302.php : accessed February 7, 2026), "Jan Jacob Keijzer (1899-1962)".
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