March 4 » Cyclone Mahina sweeps in north of Cooktown, Queensland, with a 12 metres (39ft) wave that reaches up to 5 kilometres (3.1mi) inland, killing over 300.
July 26 » Ulises Heureaux, the 27th President of the Dominican Republic, is assassinated.
October 11 » The Second Boer War erupts in South Africa between the British-ruled Cape Colony, and the Boer-ruled Transvaal and Orange Free State.
November 2 » The Boers begin their 118-day siege of British-held Ladysmith during the Second Boer War.
Day of death June 11, 1963
The temperature on June 11, 1963 was between 9.7 °C and 21.4 °C and averaged 15.9 °C. There was 11.3 hours of sunshine (68%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
April 11 » Pope John XXIII issues Pacem in terris, the first encyclical addressed to all Christians instead of only Catholics, and which described the conditions for world peace in human terms.
July 7 » Buddhist crisis: The police of Ngô Đình Nhu, brother and chief political adviser of President Ngo Dinh Diem, attacked a group of American journalists who were covering a protest.
July 26 » The Organisation for Economic Co-operation and Development votes to admit Japan.
September 7 » The Pro Football Hall of Fame opens in Canton, Ohio with 17 charter members.
October 22 » A BAC One-Eleven prototype airliner crashes in UK with the loss of all on board.
December 25 » Turkish Cypriot Bayrak Radio begins transmitting in Cyprus after Turkish Cypriots are forcibly excluded from Cyprus Broadcasting Corporation.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I182787.php : accessed January 6, 2026), "Petrus Broers (1899-1963)".
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