The linked article is long on opinion, short on facts. The content does not support the headline. This is likely part of a Russian influence campaign (they did not start yesterday), aimed at de-legitimizing the protest movement and denying that Ukrainian citizens had any agency.
Besides, did you know that the Kuchma government sent Ukrainian soldiers to Afghanistan and Iraq (https://en.wikipedia.org/wiki/Ukrainian_involvement_in_the_I...)? Why would the US government want to overthrow a sympathetic regime?