1920 - Separate Parliaments are created for Northern and Southern Ireland by Government of Ireland Act carried through British Parliament. The Panama Canal opens. The League of Nations is established. Douglas Fairbanks and Mary Pickford are married in Hollywood. Parliament passes the Irish Home Rule bill.
Prohibition arrives in America, the era of the bootlegger begins.
1921 - London's first motor cycle police went on patrol. The first Miss America, Margaret Gorman, is crowned in Atlantic City. 1922 - Court of International Justice holds its first meeting in the Hague, Holland. Facists take power in Italy. Mussolini becomes dictator.