The Sepoy Mutiny was a rebellion of the Indian population (specifically Indian soldiers: Sepoy means a soldier), and this rebellion was lost by the Indian population and Great Britain suppress it.
In order to prevent new rebellions Great Britain reorganized their rule over India and created the British Raj -direct rule.
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Answer:
They needed to add new constitutional amendments after the civil war because the civil war was about freedom for black Americans which meant that the amendments were intended to guarantee the freedom of former slaves and to establish and prevent discrimination in certain civil rights to former slaves and all citizens of the United States.
Political Reasons because the Federalist's were "angry" at Louisiana.
