Final answer:
The organization formed to take action against the Stamp Act was the Sons of Liberty.
Step-by-step explanation:
The organization that was formed to take action against the Stamp Act was the Sons of Liberty. The Sons of Liberty were a secret society formed in the American colonies in the late 1760s. They played a crucial role in organizing protests and boycotts against the Stamp Act, which was imposed by the British government to tax paper goods.
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