Similar to 中央同盟国

Sino-Soviet Treaty of Friendship, Alliance and Mutual Assistance

Sino-Soviet Treaty of Friendship and Alliance

Sino-North Korean Treaty of Friendship, Co-operation, and Mutual Assistance

Southeast Asia Treaty Organization

Tripartite Pact

Treaty of Brussels

Mutual Defense Treaty between the United States and the Republic of China

Allies of World War II

Russian All-Military Union

Warsaw Pact