noun
Political ideology advocating assertive foreign policy and promotion of democracy, often associated with U.S. politics from the late 20th century onward.
新保守主義は冷戦後のアメリカ外交に大きな影響を与えた。
Neoconservatism had a major influence on post-Cold War U.S. foreign policy.
保守主義 is traditional conservatism emphasizing stability and gradual change, while 新保守主義 adds a proactive, often interventionist foreign policy stance.
Compound of 新 (new) + 保守主義 (conservatism), calque of English 'neoconservatism'.