The President's Intelligence Checklist (PICL), created after the Bay of Pigs invasion, was first delivered on 17 June 1961 and remained President John F. Kennedy's primary written intelligence source for the rest of his administration.
Notes on verification
Confirmed by CIA's own declassified documents plus independent corroboration from Wikipedia, CNN, NPR/PRX, Time, and the White House Historical Association, all consistent on date, origin, and significance. [cascade flags: wikipedia_dropped_other_sources_exist | tier=silver indep_score=0.812 clusters=4 claim_tier=notable]
Sources
- FBI NATIONAL ACADEMY A 40-YEAR TRADITION OF ... (seed:conspiracy_and_investigation)
- https://time.com/4673605/first-presidents-daily-brief/ (corroboration)
- https://www.whitehousehistory.org/transmission-impossible-the-communication-failures-that-created-the-situation-room (corroboration)
- https://www.cnn.com/2015/09/16/politics/cia-declassifies-daily-presidential-briefing (corroboration)
- https://theworld.org/stories/2015/09/17/cia-declassifies-kennedy-and-johnson-daily-intelligence-briefs (corroboration)