[nl]

> He was NOT impeached for bribing Ukraine into fabricating exactly this sort of story.

No, he was impeached for abuse of power and obstruction of Congress[1].

> the democrats didn't want Biden's crimes exposed

Biden hadn't even won the presidential nomination then, so this seems quite a stretch. Also there were no allegations against Joe Biden then, and the allegations against Hunter Biden seemed all to be very non-specific.

[1] https://en.wikipedia.org/wiki/Impeachment_of_Donald_Trump