The Democrats made up things that Trump supposedly said and did regarding the Zelensky phone call that were bald-faced lies. The transcript of the call proved them to be liars.
They impeached him the 2nd time on zero evidence as the Jan 6th committee is finding now!
Trump attempted to pressure a foreign government into launching a phony investigation. That is a fact.
There was more than enough evidence in the second. Most of his cabinet resigned because he incited the attack on the capitol. Most Republicans in the Senate admitted he was guilty but relied on a technicality.