"Strategic deterrent" refers to military capabilities and policies aimed at deterring potential adversaries from taking hostile actions against a nation. Other synonyms for this term include "nuclear deterrence," "military deterrence," or "power projection." Additionally, "deterrence theory" is a concept within international relations that explores the motivations and impact of deterrence strategies. Other related terms include "arms control," "missile defense," and "national defense." The use of strategic deterrents is a critical component of national security planning, particularly for nations with the capability to project military power and deter potential aggression from rival nations.