The fact that a former British prime minister expressed ideas to an audience in the US, is to promote: participation of both Britain and the US in an international collective security system.
Collective security is a concept that describes the military alliances between States in order to ensure collective defense of a State against aggression from another State.
Thus, the fact that a former British prime minister expressed ideas to an audience in the US, is to promote: participation of both Britain and the US in an international collective security system.
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