| Defence treaty between the Soviet Union and a number of eastern bloc countries, signed in May 1955 (6,4) |
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| Agreement from which Albania withdrew in 1968, after the invasion of Czechoslovakia |
The Times Specialist Sunday |
14 Jul 2019 |
| Informally, the Treaty of Friendship, Cooperation and Mutual Assistance |
The Times Specialist Sunday |
17 Mar 2019 |
| Former Eastern bloc treaty |
USA Today |
02 Jun 2018 |
| Former Eastern bloc treaty |
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| Former Eastern Bloc alliance |
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| It was dissolved in 1991 |
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| *1955 Communist defense treaty |
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| *1955 Communist defense treaty |
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| Former European bloc |
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