The House of Representatives is engaged in a formal impeachment inquiry of President Trump. It is focused on his efforts to secure specific investigations in Ukraine that carried political benefits for him — with indications that there might have been an explicit or implicit quid pro quo involved.
Ukraine-U.S. Relations
Washington Post: The full Trump-Ukraine timeline
Former Ukrainian President Petro Poroshenko talks on the phone with then-U.S. Vice President Joe Biden, in Kyiv, on Aug. 28, 2015.
