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rebel army
賊軍の烙印を押された藩が多くあった。
Many clans were branded as rebel armies.
賊軍と呼ばれた側にも大義があった。
The side called the rebel army also had just cause.
賊軍の汚名を雪ぐために戦い続けた。
They kept fighting to clear the stigma of being rebel forces.