The temperature on May 25, 1955 was between 5.3 °C and 13.6 °C and averaged 9.2 °C. There was 13.2 hours of sunshine (82%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
May 14 » Cold War: Eight Communist bloc countries, including the Soviet Union, sign a mutual defense treaty called the Warsaw Pact.
August 19 » In the Northeast United States, severe flooding caused by Hurricane Diane, claims 200 lives.
August 20 » Battle of Philippeville: In Morocco, a force of Berbers from the Atlas Mountains region of Algeria raid two rural settlements and kill 77 French nationals.
September 16 » A Zulu-class submarine becomes the first to launch a ballistic missile.
October 29 » The Soviet battleshipNovorossiysk strikes a World War II mine in the harbor at Sevastopol.
December 8 » The Flag of Europe is adopted by Council of Europe.
Day of death May 17, 1957
The temperature on May 17, 1957 was between 6.9 °C and 17.7 °C and averaged 12.4 °C. There was 7.4 hours of sunshine (47%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
March 13 » Cuban student revolutionaries storm the presidential palace in Havana in a failed attempt on the life of President Fulgencio Batista.
April 5 » In India, Communists win the first elections in united Kerala and E. M. S. Namboodiripad is sworn in as the first Chief Minister.
July 11 » Prince Karim Husseini Aga Khan IV inherits the office of Imamat as the 49th Imam of Shia Imami Ismai'li worldwide, after the death of Sir Sultan Mahommed Shah Aga Khan III.
July 25 » The Tunisian King Muhammad VIII al-Amin is replaced by President Habib Bourguiba.
July 28 » Heavy rain and a mudslide in Isahaya, western Kyushu, Japan, kills 992.
November 8 » Operation Grapple X, Round C1: The United Kingdom conducts its first successful hydrogen bomb test over Kiritimati in the Pacific.
When copying data from this family tree, please include a reference to the origin: Arnold Romeijnders, "Zijper families", database, Genealogy Online (https://www.genealogieonline.nl/zijper-families/I76677.php : accessed June 18, 2024), "Hendrik Kooijman (1955-1957)".
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