-GAO finding Trump broke the law
-Parnas evidence / interviews
-Internal docs on aid freeze (Just Security)
-Bolton manuscript, per NYT
-Jennifer Williams letter
-DoE correspondence from American Oversight 1/28
Bolton was a notoriously prolific note-taker and would likely have documented his interactions with the president (particularly if they're now in a book draft.)
nytimes.com/2020/01/26/opi…
For now, it's Trump's word vs. Bolton's.
An NSC spokesman says Bolton's manuscript is still under review: "No White House personnel outside NSC have reviewed the manuscript.”