As Rep. Nancy Mace prepared to speak, she took out a Bible and — as if she were in a courtroom, instead of on the House floor — she placed her right hand and swore to tell the “whole truth.”

Rep. Nancy Mace of South Carolina, in a nearly hour-long speech on the U.S. House floor Monday, accused her ex-fiancé of physically abusing her, recording sex acts with her and others without their consent, and conspiring with business associates in acts of rape and sexual misconduct.

Timeline: SC Congresswoman Nancy Mace made a stunning allegation of sexual abuse, drugging and illegal recordings of women in a speech on the House floor.