If the city and state refuse (or unable to for any reason) to maintain law and order, under the insurrection act (which was enacted 20 years after the founding of the Union under the Constitution so, that alone suggests if falls inline with the intent of those who wrote and ratified it, as many if not most would still have been active in goverence at the time), does state that the President can come in with or with out the governor's request/permission, to restore law and order, and the state failing to maintain it is a violation of citizen's civil rights