In 2014 the Democrats were in charge, and he made no advances or significant additional aggression from 2016-2020.
Are you aware that Trump praised Putin multiple times during his term?
Are you also aware that he told Putin that he would bomb Moscow if Russia invaded Ukraine?
The only confirmation for that information I can find comes from Trump's own mouth, do you have a reliable source for that? Hope you really don't expect me to trust Trump's words.