World War I: France, UK, British Empire Declare War on Austria-Hungary, August 12, 1914

Ypiranga incident: A German arms shipment to Mexico is intercepted by the U.S. Navy near Veracruz. Date: April 21, 1914 Read more on Wikipedia → 📅 Other events on April 21 📅 Events on this day in 1914 📅 On This Day (Today) More events from 1914Ludlow Massacre Kills 19 Strikers in Colorado Coalfield War…

World War I: The German Empire declares war on the Russian Empire. Date: August 1, 1914 Read more on Wikipedia → 📅 Other events on August 1 📅 Events on this day in 1914 📅 On This Day (Today) More events from 1914World War I: First Russian Army Enters East Prussia, August 15, 1914German Army…

July Crisis: Austria-Hungary issues a series of demands in an ultimatum to the Kingdom of Serbia demanding Serbia to allow the Austrians to determine who assassinated Archduke Franz Ferdinand. Serbia accepts all but one of those demands and Austria declares war on July 28. Date: July 23, 1914 Read more on Wikipedia → 📅 Other…

The Protocol of Corfu is signed, recognising full autonomy to Northern Epirus under nominal Albanian sovereignty. Date: May 17, 1914 Read more on Wikipedia → 📅 Other events on May 17 📅 Events on this day in 1914 📅 On This Day (Today) More events from 1914RMS Aquitania Maiden Voyage from Liverpool to New York…

World War I: During the retreat from Mons, the British II Corps commanded by General Sir Horace Smith-Dorrien fights a vigorous and successful defensive action at Le Cateau. Date: August 26, 1914 Read more on Wikipedia → 📅 Other events on August 26 📅 Events on this day in 1914 📅 On This Day (Today)…