Maybe. Maybe not. I think the Federal government would survive just fine. The coup plotters will be of the highest rank (members of Congress, a former President and former Secretary of State, the former heads of the FBI and CIA, and other Deep State players), but if it isn't done, then we are finished as a nation.
We lost the Republic on Usurpation Day, January 20, 2009 when not ONE of our elected or appointed would stand for the Constitution.