Who was Germany's leader in World War 1?

Kaiser Willhelm II (2nd) ruled Germany from 1888 until 9th November 1918 when he was forced to abdicate. Theobald von Bethmann Hollweg was chancellor from 1909 - 1917 when he was replaced by Georg Michaelis.
Kaiser Willhelm II ruled Germany from 1888 until 9th November 1918 when he was forced to abdicate.