to replace the iconic Volkswagen Beetle, holder of the world record for the car with the most units produced. April 3–4 – An enormous tornado outbreak strikes the central parts of the United States, killing around 319 and injuring about 5,484. April 6 – Swedish pop group ABBA's song Waterloo wins the 1974 Eurovision Song Contest in Brighton, England, UK. April 11 – The Kiryat Shmona massacre takes place in Israel. April 24 – Guillaume Affair: exposure of an East German spy Günter Guillaume within the West German government, leading to the resignation of West German Chancellor Willy Brandt. April 25 – Carnation Revolution: A left-wing military coup in Portugal restores democracy, ending 41 years of the Estado Novo dictatorship in the country. Portuguese Prime Minister Marcelo Caetano flees to Brazil and is granted political asylum by Brazilian President Ernesto Geisel. May–June May 4 An all-female Japanese team summits Manaslu in Nepal, becoming the first women to climb an peak. The Expo '74 world's fair opens in Spokane, Washington. May 7 – Willy Brandt, West Germany's chancellor, resigns. May 11: A violent 7.1 earthquake shakes the Chinese city of Zhaotong causing between 1,600 and 20,000 deaths. May 16 – Helmut Schmidt becomes the new Chancellor of West Germany. May 17 – The Troubles: The Dublin and Monaghan bombings are carried out by the Ulster Volunteer Force (UVF), when they explode four car bombs in counties Dublin and Monaghan in the Republic of Ireland. The attacks kills 33 civilians and wounds almost 300, the highest number of casualties in any single event during the conflict. May 18 1974 Australian federal election: Gough Whitlam's Labor Government is re-elected with a reduced majority, defeating the Liberal/Country Coalition led by Billy Snedden. Whitlam consequently becomes the first Labor Prime Minister to be re-elected in his own right. The Democratic Labor Party meanwhile loses all five of their Senate seats, effectively wiping them out as a political force. Nuclear weapons testing: Under Project Smiling Buddha, India successfully detonates its first nuclear weapon, becoming the 6th nation to do so. June 13 – The 1974 FIFA World Cup soccer tournament begins in West Germany. June 17 – A bomb explodes in Westminster Hall, the oldest part of the British Houses of Parliament. The hall's annex, housing offices, and a canteen are destroyed by the bombing, attributed by police to the Provisional wing of the Irish Republican