This 1765 revenue law of the British parliament succeeded in angering the American colonists, not because it taxed most documents but because the colonists had no voice in its passage. We are talking about the Stamp Act.
American colonists were already angered for the many attitudes the British monarchy had with the 13 American colonies. But the Stamp Act taxed all kinds of documents such as newspapers, contracts, seals, everything. The English government had high debts due to the Seven Year War and was desperately trying to find ways to get money. This Act infuriated the colonists because they had to pay taxes to the British government but they didn't have a voice or representation in the English Parliament.
Answer: The captains would explain to the tribal leaders that the their land now belonged to the United States, and that a man far in the east – President Thomas Jefferson – was their new “great father.”
Although the constitution does not mention the issue of secession, The Supreme Court has consistently interpreted the Constitution to be an "indestructible" union. The states cannot leave the Union. There is no legal basis a state can point to for unilaterally seceding.