What Pamphlet denounced British rule and fanned the flames of the American Revolution?

The pamphlet that denounced British rule and significantly fueled the American Revolution was Thomas Paine's "Common Sense," published in January 1776. In it, Paine argued for independence from Britain and criticized monarchy and hereditary succession, promoting the idea of self-governance. His compelling arguments and accessible language inspired many colonists to support the revolutionary cause, making it a pivotal work in American history.