This Article considers the Tea Party as a constitutional movement. I explore the Tea Party\u27s ambitious effort to transform the role of the Constitution in American life, examining both the substance of the Tea Party\u27s constitutional claims and the tactics movement leaders have embraced for advancing these claims. No major social movement in modern American history has so explicitly tied its reform agenda to the Constitution. From the time when the Tea Party burst onto the American political scene in early 2009, its supporters claimed in no uncertain terms that much recent federal government action overstepped constitutionally defined limitations. A belief that the Constitution establishes clear boundaries on federal power is at the co...