As Colorado reeled from one of the worst wildfires in its history, President Trump seemed to be focused on MAGA warrior Tina Peters.

Peters was a top election official who used her position to chase Mr. Trump's baseless claim that rigged voting machines cost him the 2020 election. She was sentenced to nearly nine years behind bars, and Mr. Trump was determined to see her freed by Colorado Gov. Jared Polis.

The way Mr. Trump went about demanding Peters' freedom, critics say, raises questions about how far he'll go to advance his agenda — and what he'll do to punish those in his way. The president is now facing a lawsuit filed by Colorado Attorney General Phil Weiser's office, which helped convict Peters in connection with compromising voting machines.

Why the lawsuit? Weiser said Mr. Trump is "using bullying, using threats to take away our sovereignty. [The] president doesn't get to tell us what to do.…