Final answer:
The Stamp Act Congress was composed of delegates from 9 colonies. They met in New York in response to the Stamp Act and issued declarations and petitions to protect their rights and seek relief from the British Parliament.
Step-by-step explanation:
The Stamp Act Congress was composed of delegates from 9 colonies. They met in New York on October 7, 1765, in response to the oppressive Stamp Act imposed by the British Parliament. The Congress issued a Declaration of the Rights and Grievances of the Colonies, a petition for economic relief to the king, and a petition for repeal of the Stamp Act to Parliament.