la guerra antecedentes By lucianavarro1 Period: Jul 8, 1860 to Apr 16, 1870 segunda revolucion industrial Period: May 19, 1870 to May 20, 1871 guerra franco prusiana Period: May 19, 1871 to May 20, 1882 se forma la triple alianza Period: May 19, 1906 to May 20, 1907 se forma la triple entente Period: Jun 28, 1914 to Aug 2, 1918 primera guerra mundial