Wikipedia:Ephemeris/August 6

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August 15, 2022

1806: the abdication of François II, under pressure from Napoleon I, puts an end to the Holy Roman Empire. 1890: William Kemmler is the first death row inmate executed by electric chair, at Auburn prison in the United States. 1908: The Venus of Willendorf is discovered in Austria. 1945: in Japan, the bombardment of Hiroshima by the United States with a uranium bomb kills 70,000. 1985: the Rarotonga Treaty, signed by the States of Oceania, aims to create a nuclear weapons exclusion zone in the South Pacific. 2012: the Curiosity exploration vehicle, five times heavier than its predecessors, lands in the Gale crater on Mars.