1142-Possible date for establishment of the Iroquois (Haudenosaunee) League [disputed date - other research places date between 1450 and 1660] 1854-A major outbreak of cholera occurs in Soho, London; physician John Snow calls it "the most terrible outbreak of cholera which ever occurred in this kingdom" 1888-The body of Jack the Ripper's first victim, Mary Ann Nichols, is found in Whitechapel in London's East End 1917-Sun Yat-sen and his supporters' 'rump' parliament establish a military government in China and elect Sun Yat-sen as Commander-in-Chief 1945-The Liberal Party of Australia is founded by Robert Menzies 1957-Federation of Malaya gains independence from Great Britain 1994-The Provisional Irish Republican Army (Sinn Féin) declares a ceasefire in Northern Ireland 1997-Diana, Princess of Wales, dies in a car crash in a road tunnel in Paris