WW1 By Michael catta1 Apr 11, 1914 Brazil served relation with germany Jul 28, 1914 Austria Hungary declares war Jul 29, 1914 Russia mobilises Aug 1, 1914 Germany declares war Aug 3, 1914 The Schlieffen Plan Aug 4, 1914 Britain declares war Aug 23, 1914 Japan enters the fight Aug 28, 1915 Italy changes sides Apr 6, 1917 the United States steps in Jun 27, 1917 Ecudor served relation with germany Jun 27, 1917 Greece declared war with Austria Oct 7, 1917 Urugauy served relations with Germany Apr 7, 1918 Cuba declared war with germany