The Security Treaty was revised in 1960.
The government is reviewing its security policy.
Abbreviation of 日米安全保障条約. Refers specifically to the treaty between Japan and the United States.
See also: 日米安全保障条約
安保条約は日米同盟の基盤だ。
The Security Treaty is the foundation of the Japan-US alliance.
anti-security-treaty campaign
Abbreviation of 安保闘争. Refers to the large-scale protests against the US-Japan Security Treaty, particularly in 1959-60 and 1970.
See also: 安保闘争
1960年の安保闘争は大規模な社会運動になった。
The 1960 anti-security-treaty campaign became a massive social movement.
学生たちは安保に反対して街に出た。
The students took to the streets in opposition to the Security Treaty.
安保 is the everyday shorthand for 日米安全保障条約, the full official name of the US-Japan Security Treaty.
安保 alone can refer historically to the protest movement, but 安保闘争 is the explicit term for the campaign itself.
security treaty; US-Japan Security Treaty
campaign against the Japan-US Security Treaty (1959-60, 1970)
Standard abbreviation; widely used in news and political contexts.
Abbreviation of 安全保障 (security), formed by taking the first character of each component word.