History Timeline

Events

assassination of France ferdinan

1914

ultimatum to serbia

july 23, 1914

AH declares war on serbia

july 28, 1914

russia mobilizes troops in support of serbia

july 29, 1914

germany issues ultimatums to Russians and france

july 31, 1914

germany declares war in russia

august 1, 1914

bombs dropped from air killing civilian(s)

august 3, 1914

germany declares war on france

august 3, 1914

britain declares war on germany

august 4 1914

germans first ones to use mustard gas

January 1915

battle of gallipoli

1915 - 1916

battle of verdun

1916

british introduced first tanks

september 1916