“What commitment?”
The only commitment we have with the Ukraine is a treaty signed by Clinton in 1999 on Mutual Legal Assistance in Criminal Matters with Annex, signed at Kiev on July 22, 1998, and with an Exchange of Notes signed on September 30, 1999, which provides for its provisional application.
https://www.congress.gov/treaty-document/106th-congress/16/document-text
And that is being ignored with the complete disregard of the criminal activities at Burisma involving Hinter Biden and others.
wy69
Budapest Agreement, Accession to the ratified United Nations Nuclear Nonproliferation Treaty assuring Ukrainian borders and sovereignty
https://freerepublic.com/focus/f-news/4044080/posts?page=28#28