Irrespective of any claims to the contrary, there is no concrete evidence of CIA involvement in the 1970 coup.

Wayne Madsen speculated there may be, or the CIA involvement might be through private military companies.

CIA involvement is much less clear, although some general claims are made in the linked article.

Nothing that would smack of CIA involvement, certainly.

In one, an early book, a key theme was CIA involvement in domestic surveillance.

Speculation persists as to CIA involvement.

Although there has been widespread speculation of CIA involvement, this has never been proven conclusively.

Controversy surrounds alleged CIA involvement in the coup.

And if there were CIA involvement, would it be safe to remand him to that agency?

This collection - 5,120 documents (over 14,000 pages) - chronicles CIA involvement in the 1954 coup in Guatemala.