Cassinga Day in Namibia
Cassinga Day in Namibia is held on May 4. This event in the first decade of the month May is annual. 
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Cassinga Day is a national public holiday in Namibia remembering the Cassinga Massacre. Commemorated annually on 4 May, the date "remembers those killed in 1978 when the South African Defence Force attacked a SWAPO base at Cassinga in southern Angola". Commemorations are marked yearly by ceremonies at Heroes' Acre, outside of Windhoek. These ceremonies are attended by many important national political figures, including incumbent President and former Presidents.
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