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In page 1921:

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  • May 19 – The Emergency Quota Act is passed by the United States Congress, establishing national quotas on immigration. Because this drastically limits immigration from Eastern Europe, Jews emigrating from there begin to prefer Palestine as a destination rather than the U.S.[citation needed]
  • May 22 – In the first golf international between the two countries, the United States beats the United Kingdom 9 rounds to 3.[citation needed]
  • May 23–July 16 – The Leipzig War Crimes Trials are held in Germany.[8]