Communist states
1
Democratic_Republic_of_Afghanistan
1
Laos
1
North_Vietnam
1
SFR_Yugoslavia
5
China
5
Cuba
5
East_Germany
5
German_Democratic_Republic
5
Hungarian_People's_Republic
5
North_Korea
5
People's_Republic_of_Albania
5
People's_Socialist_Republic_of_Albania
5
Provisional_Revolutionary_Government_of_the_Republic_of_South_Vietnam
5
Republic_of_Cuba
5
Romanian_People's_Republic
5
Russian_SFSR
5
Russian_Soviet_Federative_Socialist_Republic
5
Socialist_Federal_Republic_of_Yugoslavia
5
Socialist_Republic_of_Czechoslovakia
5
Socialist_Republic_of_Romania
5
Soviet_Union
5
USSR
5
Vietnam