Heads of state Politics and government 294 History 213 Biography 58 Revolutionaries 52 Chefs d'État 51 Communists 28 more ... Politique et gouvernement 26 Histoire 25 Presidents 20 Statesmen 20 History of Russia. Soviet Union. Former Soviet Republics 16 Soviet regime, 1918-1991 13 World War, 1939-1945 13 Foreign relations 11 Communism 10 Friends and associates 10 Politicians 9 Death and burial 8 Family 8 Homes and haunts 8 World politics 8 Autobiography (memoirs) 7 Chefs d'État 7 Childhood and youth 7 International relations 6 Public opinion 6 Secretaries 6 Dictators 5 HISTORY 5 less ...