World War I: United States Declares War on Austria-Hungary, December 7, 1917

Pope Benedict XV promulgates the 1917 Code of Canon Law, the first comprehensive codification of Catholic canon law in the legal history of the Catholic Church. Date: May 27, 1917 Read more on Wikipedia → 📅 Other events on May 27 📅 Events on this day in 1917 📅 On This Day (Today) More events…

World War I: Kaiser Wilhelm II orders the resumption of unrestricted submarine warfare. Date: January 31, 1917 Read more on Wikipedia → 📅 Other events on January 31 📅 Events on this day in 1917 📅 On This Day (Today) More events from 1917Father Edward J. Flanagan Founds Boys Town for Wayward Boys, December 12,…

King Alexander assumes the throne of Greece after his father, Constantine I, is deemed to have abdicated under pressure from allied armies occupying Athens. Date: June 11, 1917 Read more on Wikipedia → 📅 Other events on June 11 📅 Events on this day in 1917 📅 On This Day (Today) More events from 1917Great…

Chinese General Zhang Xun seizes control of Beijing and restores the monarchy, installing Puyi, last emperor of the Qing dynasty, to the throne. The restoration is reversed just shy of two weeks later, when Republican troops regain control of the capital. Date: July 1, 1917 Read more on Wikipedia → 📅 Other events on July…

World War I: The Battle of Polygon Wood begins. Date: September 26, 1917 Read more on Wikipedia → 📅 Other events on September 26 📅 Events on this day in 1917 📅 On This Day (Today) More events from 1917World War I: Third Battle of Gaza Ends, British Capture Gaza, November 7, 1917Allenby Captures Jerusalem…

World War I: The First Battle of Passchendaele takes place resulting in the largest single-day loss of life in New Zealand history. Date: October 12, 1917 Read more on Wikipedia → 📅 Other events on October 12 📅 Events on this day in 1917 📅 On This Day (Today) More events from 1917October Revolution: Bolsheviks…