Primera Guerra Mundial

Acuerdos y tratados

1867
1871
1871 - 1878
1879 - 1886
1879
1881
1882
1887 - 1890
1887
1887
1887
1890 - 1914
1893
1896
1899
1902
1903
1904
1907
1912
1912
1912

Imperialismo

1850 - 1914
1857
1867
1870 - 1900
1875
1890
1898
1898
1898
1903

Política

1856
1867
1871
1871 - 1890
1876
1889
1891 - 1906
1896

Bloques

1914
1914
1915
1915
1916
1917

Guerra

1853
1861 - 1865
1871
1876
1904 - 1905
1911
1912
1913
1913

Eventos

1889
1901
1905 - 1906
1908 - 1909
1911
1914