Canadian History By Iqra Tahir May 10, 1870 Germany took 2 of France provinces Jun 28, 1914 Russia mobilizes to defend Serbia Jun 28, 1914 Austria-Hungary blamed Serbia for the death of the Archduke Jun 28, 1914 Gavrilo Princip is arrested Jun 28, 1914 Archduke and Archduchess visit Sarajevo Jun 28, 1914 Gavrilo Princip fired two shots Jul 23, 1914 Serbia agrees to two of the three terms of the ultimatum Jul 23, 1914 Austria-Hungary sends ultimatum to Serbia Jul 28, 1914 Austria-Hungary declares war on Serbia Jul 31, 1914 France mobilizes to support its Russian ally Jul 31, 1914 Germany orders France and Russia to stop mobilizing Aug 1, 1914 Germany declares war on Russia Aug 2, 1914 Germany declares war on France Aug 4, 1914 Germany invades Belgium Aug 4, 1914 Britain declares a war on Germany Aug 4, 1914 Schlieffen Plan was used Feb 15, 1915 Canada emtered the front line Apr 22, 1915 First use of poison gas Jul 1, 1916 Start of Somne battle Apr 9, 1917 Start of Vimmy Ridge battle Oct 26, 1917 Currie launched its attack to ridge Nov 10, 1917 Start of Passchendaele Nov 11, 1918 Canada won the war Oct 29, 1929 Great Depression started Apr 15, 1935 Relief camps in British Columbia went on strike Jun 3, 1935 The number of men on strike had grown Jun 14, 1935 Trekkers arrived in Regina with about 2000 men Jun 22, 1935 The trekkers are prevented from riding the train any further, so a delegation that includes Arthur Evans is sent to meet with Bennett Jun 28, 1935 The RCMP announced that the strikers in Regina would be arrested Jul 1, 1935 The RCMP orders to arrest the leaders, incite a riot Jul 4, 1935 Saskatchewan government assists the marchers in breaking up returns to Vancouver Mar 15, 1939 Invasion of Czechoslovakia