Era
19.-20. století
2
20.-21. století
2
1867-1941
1
1884-1943
1
1895-1975
1
19-20th centuries
1
1914-1918
1
1914-1920
1
1917
1
1918-1938
1
1918-1939
1
1918-1992
1
1921-1938
1
1945
1
1945-1948
1
1945-1989
1
1948-1956
1
1948-1989
1
1961-1970
1
1963-1967
1
1969-1989
1
19th-20th centuries
1
20. století
1
20th century
1
od 1989
1