What event did the government used terrorism against its own people

Try 9/11. It was the only event that I know about that dealt with terrorism.

religious problem by means of war, and in each case the solution contained original aspects. In Germany the territorial formula of cuius regio, eius religio applied—that is, in each petty state the population had to conform to the religion of the ruler. In France, the Edict of Nantes in 1598 embraced the provisions of previous treaties and accorded the Protestant Huguenots toleration within the state, together with the political and military means of defending the privileges that they had exacted. The southern Netherlands remained Catholic and Spanish, but the Dutch provinces formed an independent Protestant federation in which republican and dynastic influences were nicely balanced. Nowhere was toleration accepted as a positive moral principle, and seldom was it granted except through political necessity.

Explanation:

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