Why did Parliament repealed the Stamp Act in 1766?

The colonists, who had convened the Stamp Act Congress in October 1765 to vocalize their opposition to the impending enactment, greeted the arrival of the stamps with outrage and violence. Most Americans called for a boycott of British goods, and some organized attacks on the customhouses and homes of tax collectors. After months of protest, and an appeal by Benjamin Franklin before the British House of Commons, Parliament voted to repeal the Stamp Act in March 1766. However, the same day, Parliament passed the Declaratory Acts, asserting that the British government had free and total legislative power over the colonies.

Explanation:

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the colonists were also expected to pay a tax to meet the costs of establishing and manning the borders of the proclamation line which led to the belief that the king had sided with the indians despite pontiac's rebellion, against the interests of the settlers. this contributed to the causes of the american revolution.