The impeachment was for abuse of power that included using government power to intimidate rape accusers.
If you are talking about Pres. Clinton....that’s not true. None of them was about rape.
Article I—Perjury in the Grand Jury
Article II—Perjury in the Civil Case
Article III—Obstruction of Justice
Article IV—Abuse of Power
details here - please point out the rape mention in any of the articles....
https://www.congress.gov/congressional-report/105th-congress/house-report/830/