A defense pact (Commonwealth spelling: defence pact) is a type of treaty or military alliance in which the signatories promise to support each other militarily and to defend each other.[1] Generally, the signatories point out the threats and concretely prepare to respond to it together.[2]
Current treaties
Historical treaties
| Year | Treaty name | Member States | |
|---|---|---|---|
| 1778–1798 | Treaty of Alliance |
| |
| 1873–1887 | League of the Three Emperors | ||
| 1948–1992 | Finno-Soviet Treaty | ||
| 1950–1979 | Sino-Soviet Treaty of Friendship, Alliance and Mutual Assistance | ||
| 1954–1977 | Southeast Asia Treaty Organization |
| |
| 1955–1979 | Middle East Treaty Organization |
| |
| 1955–1980 | Sino-American Mutual Defense Treaty | ||
| 1955–1991 | Warsaw Pact |
| |
| 2023-2024 | Alliance of Sahel States |
