January 31 » Datu Muhammad Salleh is killed in Kampung Teboh, Tambunan, ending the Mat Salleh Rebellion.
March 14 » The Gold Standard Act is ratified, placing the United States currency on the gold standard.
May 26 » Thousand Days' War: The Colombian Conservative Party turns the tide of war in their favor with victory against the Colombian Liberal Party in the Battle of Palonegro.
July 2 » Jean Sibelius' Finlandia receives its première performance in Helsinki with the Helsinki Philharmonic Society conducted by Robert Kajanus.
July 27 » Kaiser Wilhelm II makes a speech comparing Germans to Huns; for years afterwards, "Hun" would be a disparaging name for Germans.
December 18 » The Upper Ferntree Gully to Gembrook, Victoria Narrow-gauge (2ft 6 in or 762mm) Railway (now the Puffing Billy Railway) in Victoria, Australia is opened for traffic.
Day of death May 11, 1989
The temperature on May 11, 1989 was between 4.5 °C and 15.0 °C and averaged 11.0 °C. There was -0.1 mm of rain. There was -0.1 hours of sunshine (0%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
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.
February 8 » Independent Air Flight 1851 strikes Pico Alto mountain while on approach to Santa Maria Airport (Azores) killing all 144 passengers on board.
April 2 » Soviet leader Mikhail Gorbachev arrives in Havana, Cuba, to meet with Fidel Castro in an attempt to mend strained relations.
April 9 » Tbilisi massacre: an anti-Soviet peaceful demonstration and hunger strike in Tbilisi, demanding restoration of Georgian independence, is dispersed by the Soviet Army, resulting in 20 deaths and hundreds of injuries.
June 16 » Revolutions of 1989: Imre Nagy, the former Hungarian prime minister, is reburied in Budapest following the collapse of Communism in Hungary.
November 7 » Douglas Wilder wins the governor's seat in Virginia, becoming the first elected African American governor in the United States.
November 10 » Longtime Bulgarian leader Todor Zhivkov is removed from office and replaced by Petar Mladenov.
Day of burial May 13, 1989
The temperature on May 13, 1989 was between 5.9 °C and 14.9 °C and averaged 10.6 °C. There was 1.5 mm of rain during 1.7 hours. There was 7.4 hours of sunshine (48%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
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.
February 10 » Ron Brown is elected chairman of the Democratic National Committee becoming the first African American to lead a major American political party.
April 19 » A gun turret explodes on the USSIowa, killing 47 sailors.
April 21 » Tiananmen Square protests of 1989: In Beijing, around 100,000 students gather in Tiananmen Square to commemorate Chinese reform leader Hu Yaobang.
August 7 » U.S. Congressman Mickey Leland (D-TX) and 15 others die in a plane crash in Ethiopia.
November 9 » Cold War: Fall of the Berlin Wall: East Germany opens checkpoints in the Berlin Wall, allowing its citizens to travel to West Berlin.
December 1 » Philippine coup attempt: The right-wing military rebel Reform the Armed Forces Movement attempts to oust Philippine President Corazon Aquino in a failed bloody coup d'état.
When copying data from this family tree, please include a reference to the origin: John Bart, "Family tree Denneman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-denneman/I1395.php : accessed February 18, 2026), "Johannes Denneman (1900-1989)".
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