> The inquiry reported that Trump withheld military aid[a] and an invitation to the White House from Ukrainian president Volodymyr Zelenskyy in order to influence Ukraine to announce an investigation into Trump's political opponent Joe Biden, and to promote a discredited conspiracy theory that Ukraine– not Russia– was behind interference in the 2016 presidential election.
Trump got impeached for asking Zelensky to fabricate evidence against Biden by threatening to withhold US support.
https://en.wikipedia.org/wiki/First_impeachment_of_Donald_Tr...
> The inquiry reported that Trump withheld military aid[a] and an invitation to the White House from Ukrainian president Volodymyr Zelenskyy in order to influence Ukraine to announce an investigation into Trump's political opponent Joe Biden, and to promote a discredited conspiracy theory that Ukraine– not Russia– was behind interference in the 2016 presidential election.