Final answer:
The significance of the first Continental Congress in 1774 was that it marked one of the first times the colonies acted in a unified manner and established a platform to voice their grievances against British rule.
Step-by-step explanation:
The first Continental Congress in 1774 was significant for several reasons. One of the most important was that it marked one of the first times that the colonies acted in a unified manner. Delegates from twelve of the thirteen colonies came together in response to the Intolerable Acts, which were a series of punitive measures imposed by the British government in response to the Boston Tea Party. The Congress served as a platform for the colonies to voice their grievances, establish a unified position, and set in motion the path towards independence.
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