Russian invasion
- 2014 Russian annexation of Crimea
- 2022 Russian invasion of Ukraine
- Annexation of Crimea by the Russian Empire
- Caucasian War
- First Chechen War
- Hungarian Revolution of 1956
- Invasion of Russia (disambiguation)
- Liquidation of the Zaporozhian Sich
- List of wars involving Russia
- Partitions of Poland
- Polish–Soviet War
- Red Army invasion of Georgia
- Russian Expeditionary Force (disambiguation)
- Russian conquest of Siberia
- Russian invasion of East Prussia (1914)
- Russian invasion of Finland (disambiguation)
- Russian invasion of Manchuria
- Russian occupation of Tabriz
- Russo-Circassian War
- Russo-Georgian War
- Russo-Polish War (1654–1667)
- Russo-Ukrainian war
- Sack of Baturyn
- Second Chechen War
- Smolensk War
- Soviet invasion (disambiguation)
- Soviet invasion of Armenia
- Soviet invasion of Azerbaijan
- Soviet invasion of Manchuria
- Soviet invasion of Poland
- Soviet invasion of Xinjiang
- Soviet occupation of Bessarabia and Northern Bukovina
- Soviet occupation of the Baltic states (1940)
- Soviet–Afghan War
- Soviet–Ukrainian War
- War in Donbas
- Warsaw Pact invasion of Czechoslovakia
- Winter War