There was widespread popular support for the measures adopted by the First Continental Congress because of the pledge that has been taken by many colonists.
A colonist can be denoted as a person who belongs to a group. A group that is government-backed and they are being settled in the region or new country.
Basically, the land that was claimed by the colonist already occupied by other people. According to the pledge which was taken in open meetings, many colonists will support the decisions that will be made by Congress.
As a result of the pledge, colonists gave their support to congress's decisions.
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