federalize

From federal +‎ -ize.

• (General American) IPA^(key): /ˈfɛdəɹəlaɪz/

• Audio (Southern England):

  (file)

federalize (third-person singular simple present federalizes, present participle federalizing, simple past and past participle federalized)

1. (transitive) To unite into a federation.
2. (transitive) To bring under federal control.
   • 2025 January 30, Anna Mulrine Grobe, “Trump taps the military for immigration crackdown. Are there limits to using troops?”, in The Christian Science Monitor:

     If the president invokes the Insurrection Act [of 1807], it temporarily suspends Posse Comitatus and allows him to federalize the National Guard and deploy active duty troops to suppress any uprising that interferes with the execution of state or federal law.

   • 2025 June 7, Seema Mehta and Ian James, “The legal issues raised by Trump sending the National Guard to L.A.”, in Los Angeles Times‎^[1], archived from the original on 8 June 2025:

     “President Trump’s deployment of federalized National Guard troops in response to protests is unnecessary, inflammatory, and an abuse of power,” said Hina Shamsi, director of the ACLU’s National Security Project.

3. (transitive) To change (a unitary state) into a federation.

• defederalize