I think we know now what was the issue that got him fired.
Its not really that much a secret whats been going on in Ukraine the last decade or two. Soros/State Dept/DNC have turned it into their colony and piggy bank. If we the unwashed can see it, you know Bolton would know it. So for him to characterize it as “going after Biden” when in fact it is exposing major corruption, much bigger than Biden... let me emphasize it - much much bigger than Biden - suggests he is connected to some of the people involved.
The former administration in Ukraine was corrupt to its core, and the Obama Administration saw it as a ‘Free Money’ Pay-to-play opportunity, which it was.
Their corrupt officials and our corrupt officials spoke the same language: $$$$$$$.........................