AP US Government and Politics


  1. What do you think preemption means? What do you think preemption doesn't actually mean, but sounds like it could mean and that if you used the word that way, most people would think you were correct?

  2. Use preemption in a sentence that won't send you to timeout.

  3. Find an example of preemption in current events:

  4. Find an image of preemption (good luck with that!):

Fun Fact


Preemption: The right of a federal law or regulation to preclude enforcement of a state or local law or regulation. Under the doctrine of preemption, which is based on the Supremacy Clause of the US Constitution, federal law preempts state law, even when the laws conflict. Thus, a federal court may require a state to stop certain behavior it believes interferes with, or is in conflict with, federal law.


Preemption: When you see a boy talking to your shorty at her locker and you yell out, "Hey, there's a fax in the office for a big loser from his Mama!" And while he runs off to the office to get his fax you go and talk to your shorty and BOOM!


The new federal EPA regulations are going to preempt California's more strenuous guidelines for regulating the environment.


Thwarting Cities in the Trump Era


AP US Government and Politics

AP US Government and Politics


  1. What does federalism have to do with preemption?

  2. Did you realize that the alternative definition was completely not real?

  3. When was a recent incident of preemption?

  4. What part of the Constitution allows preemption?