This article analyzes the increasing use of state preemption law by conservative state leaders as a tool to rein in progressive local governments. The scope and special qualities of recent state preemption laws are explored by examining legislation preempting local fracking bans, preventing minimum wage ordinances, targeting sanctuary city policies, overturning LGBT rights ordinances, and enacting blanket preemption measures. Reasons for the recent surge of state preemption laws are suggested, and the overall effectiveness of these laws is discussed.