Between the World Wars

Russian Revolution

• Great Britain and its Empire
  • Canada
  • Great Britain
  • South Africa
• USA
• USSR

Austria Yugoslav Border Conflict - 1919

• Austria

Hungarian Border Conflict - 1919

• Czechoslovakia
• Hungary
• Romania

Polish-Soviet War 1919-1920

• Poland
• USSR

Struggle for Galicia 1919-1920

• Estonia
• Western Ukrainian People's Republic

Gran Chaco War

• Bolivia
• Paraguay

Escobar Rebellion

• Mexico

Brazilian Constitutionalist Revolt 1932

• Brazil

Nomonhan Incident

• Japan
• USSR

Sino-Japanese Conflict

• China
• Japan
• USA
• USSR

Spanish Civil War

• Belgium
• Bulgaria
• Czechoslovakia
• France
• Germany
• Italy
• Spain
• USA
• USSR
• Yugoslavia

Hungarian-Slovak Conflict

• Hungary
• Slovakia

Winter War

• Denmark
• Finland
• Sweden
• USSR