May 29 » In the May Coup, Alexander I, King of Serbia, and Queen Draga, are assassinated in Belgrade by the Black Hand (Crna Ruka) organization.
June 19 » Benito Mussolini, at the time a radical Socialist, is arrested by Bern police for advocating a violent general strike.
September 27 » The Wreck of the Old 97, an American rail disaster that became the subject of a popular ballad.
October 6 » The High Court of Australia sits for the first time.
October 10 » The Women's Social and Political Union is founded in support of the enfranchisement of British women.
December 17 » The Wright brothers make the first controlled powered, heavier-than-air flight in the Wright Flyer at Kitty Hawk, North Carolina.
Day of death May 11, 1977
The temperature on May 11, 1977 was between 5.8 °C and 16.4 °C and averaged 11.8 °C. There was 2.1 mm of rain during 1.1 hours. There was 0.3 hours of sunshine (2%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
January 18 » Australia's worst rail disaster occurs at Granville, Sydney killing 83.
March 11 » The 1977 Hanafi Siege: More than 130 hostages held in Washington, D.C., by Hanafi Muslims are set free after ambassadors from three Islamic nations join negotiations.
April 7 » German Federal prosecutor Siegfried Buback and his driver are shot by two Red Army Faction members while waiting at a red light.
June 16 » Oracle Corporation is incorporated in Redwood Shores, California, as Software Development Laboratories (SDL), by Larry Ellison, Bob Miner and Ed Oates.
June 30 » The Southeast Asia Treaty Organization disbands.
August 12 » The first free flight of the Space ShuttleEnterprise.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I142795.php : accessed March 1, 2026), "Menko Boersma (1903-1977)".
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