Final answer:
The Stamp Act was the law imposed by the British that required American colonists to pay taxes on almost all printed documents.
Step-by-step explanation:
The law imposed by the British that required American colonists to pay taxes on almost all printed documents was The Stamp Act. The Stamp Act, passed in 1765, required colonists to purchase and use special stamps for paper products, including newspapers, legal documents, and playing cards. This created widespread opposition and boycotts, as colonists felt it violated their rights and represented unfair taxation without representation.
Learn more about the Stamp Act and its impact on American colonists