marcis's world war 1 By fifthgrade Jul 5, 1914 Germans Help Serbia. Kaiser Williampromised Germans support for austria against Serbia. Jul 28, 1914 World War One Begins World War 1 started. Period: Jul 28, 1914 to Nov 11, 1918 Warld War One Time Spamd Aug 3, 1914 Germans start war Germany secared war on france and invaded Belgium.Germany had to implement the schlieffen Plan. Oct 29, 1914 Turkey Goes To War Turkey entered the war. Jun 19, 1915 Britain Took Place The first Zeppelin raid took place. Aug 5, 1915 Gemans captured Warsaw Germans captured Warsaw in Russians. Feb 21, 1916 Start The Battle Of Verdun The battle of verdun in 1916 was the longest single battle of world war one. Apr 6, 1917 Usa Declared War USA declared war to germany. Oct 24, 1917 The ltalian Army was heavily The ltanlian armey was heavily defeated. Nov 11, 1918 Warld War One stops World War 1 ended.