This year marked the end of a period known in American history as the Roaring Twenties after the Wall Street Crash of 1929 ushered in a worldwide Great Depression. In the Americas, an agreement was brokered to end the Cristero War, a Catholic counter-revolution in Mexico. The Judicial Committee of the Privy Council, a British high court, ruled that Canadian women are persons in the Edwards v. Canada (Attorney General) case. The 1st Academy Awards for film were held in Los Angeles, while the Museum of Modern Art opened in New York City. The Peruvian Air Force was created. In Asia, the Republic of China and the Soviet Union engaged in a minor conflict after the Chinese seized full control of the Manchurian Chinese Eastern Railway, which ended with a resumption of joint administration. In the Soviet Union, General Secretary Joseph Stalin expelled Leon Trotsky and adopted a policy of collectivization. The Grand Trunk Express began service in India. Rioting between Muslims and Jews in Jerusalem over access to the Western Wall took place in the Middle East. The centenary of Western Australia was celebrated. The Afghan Civil War, which started in November in the preceding year, continued until October. The Kellogg–Briand Pact, a treaty renouncing war as an instrument of national policy, went into effect. In Europe, the Holy See and the Kingdom of Italy signed the Lateran Treaty. The Idionymon law was passed in Greece to outlaw political dissent. Spain hosted the Ibero-American Exposition which featured pavilions from Latin American countries. The German airship LZ 127 Graf Zeppelin flew around the world in 21 days. Summary Middle East, Asia, and Pacific Isles On August 1 of this year the 1929 Palestine riots broke out between Palestinians and Jews over control of the Western Wall. The rioting, initiated in part when British police tore down a screen the Jews had constructed in front of the Wall, continued until the end of the month. In total, 133 Jews and 116 Palestinians were killed. Two of the more famous incidents occurring during these riots were the August 23–24 1929 Hebron massacre, in which almost 70 Jews were killed by Palestinians and the remaining Jews are forced to stay at Hebron. The Palestinians had been told that Jews were killing Palestinians. Jews would not return to Hebron until after the Six-Day War in 1967. The other major clash was the 1929 Safed