What security policy was introduced by America in the 1960s that threatened that if its allies were attacked, the West would respond in a "balanced and proportional way" short of nuclear war?

Question

Quizplus · Accepted Answer

The security policy introduced by America in the 1960s that threatened a "balanced and proportional" response short of nuclear war was called "Flexible Response". This policy allowed for a more nuanced and proportional response to any attack, instead of relying solely on the threat of massive retaliation or mutual assured destruction.

What Security Policy Was Introduced by America in the 1960s