Why? Is there some law that he has broken and been convicted of breaking and thus officially disqualified from holding federal office? Are the democrats some kind of Amazing Pax Americana party that consistently and measurably increases the quality of life for the vast majority of Americans while also shunning foreign adventurism?

Cause unless those things are true, then it seems quite expected that Trump would run again and have a similar amount of support as he did in 2020.