Inform the Constables 2
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You never liked anarchists. There's probably a reward in it for you, and it might well help with legal matters in general.
"Nick the lot of 'em... "
You betray the anarchist cell, and the Constables fall over themselves to arrest them. The entire gang is sent to the gallows, spitting slogans and cursing your name to the last. A few days later a crate arrives containing their clothes.