You mean those time stamps between 2016 and 2019? When Joe was either out of office or a lame duck VP?
I would love to debate this with you. What specific evidence shows Trump was "wise"?
(bracing for "i dont wanna say because...bla bla bla")
Trump focused on Ukraine because he thought he could hobble his political rival. It would have never come up otherwise. You can't not know that.