https://en.wikipedia.org/wiki/Martial_law https://en.wikipedia.org/wiki/Posse_Comitatus_Act "..or in response to chaos associated with protests and mob action," Article 1, Section 9 of the US Constitution states, "The Privilege of the Writ of Habeas Corpus shall not be suspended, unless when in Cases of Rebellion or Invasion the public Safety may require it." Q