It’s documented that he had regular contact with the CIA and that the CIA stonewalled congress on providing information. The CIA even appointed one of Oswald’s handlers as a CIA liaison to congress, while covering up the connection. Congress had specifically requested the liaison have no connection to the case.
Historian Sean Munger’s excellent 2-part series on the JFK assassination interestingly titled: Oswald Acted Alone.
It’s documented that he had regular contact with the CIA and that the CIA stonewalled congress on providing information. The CIA even appointed one of Oswald’s handlers as a CIA liaison to congress, while covering up the connection. Congress had specifically requested the liaison have no connection to the case.
https://nymag.com/intelligencer/article/jfk-assassination-documents-national-archives.html