Refers to opposition against the existing political or social system, often used in contexts of activism, protests, or dissident movements.
彼は反体制の運動に参加した。
He participated in the anti-establishment movement.
その新聞は反体制的な論調で知られている。
The newspaper is known for its anti-establishment tone.
The students launched an anti-establishment movement.
He has held anti-establishment views since he was young.
Many intellectuals joined the anti-establishment faction.