Places
- China -- History -- Republic, 1912-19493
- Russian Far East (Russia)3
- Siberia (Russia)3
- Siberia (Russia) -- History -- Revolution, 1917-19213
- Soviet Union -- Armed forces3
- Soviet Union -- History -- 1917-19213
- Ukraine -- History -- 1917-19213
- Balkan Peninsula -- History -- War of 1912-19132
- Baltic States2
- China -- History -- 1928-19372
- China -- History -- Civil War, 1945-19492
- China -- History -- Warlord period, 1916-19282
- China -- History, Military2
- China -- History, Military -- 1912-19492
- China -- Politics and government2
- China -- Politics and government -- 20th century2
- France -- Emigration and immigration -- 20th century2
- Russia -- History -- 1689-18012
- Russia -- Intellectual life -- 1801-19172
- Russia -- Politics and government -- 1904-19142