1986 · Informant · Organised crimeBarry Seal
Seal had become a federal informant with knowledge of major cocaine networks, covert operations, and politically explosive allegations. His death ended a high-value testimony channel and intensified controversy over covert operations and drug trafficking.
Baseline dossier published; continuing evidence review
19 Feb 1986Baton Rouge, Louisiana, United StatesHomicide
1986 · Political leader · Unsolved assassinationOlof Palme
Palme was an internationally active social-democratic leader who opposed apartheid, criticised both superpowers, and supported disarmament and Third World causes. The assassination transformed Swedish security culture and remains a major unresolved historical trauma.
Baseline dossier published; continuing evidence review
28 Feb 1986Stockholm, SwedenHomicide
1986 · Banker · PoisoningMichele Sindona
Sindona possessed detailed knowledge of Vatican-linked finance, political corruption, P2, Mafia capital, and bank failures. His death closed a central witness channel in Italy's hidden-finance scandals.
Baseline dossier published; continuing evidence review
22 Mar 1986Voghera, ItalyDisputed poisoning in prison
1986 · Political leader · Aircraft crashSamora Machel
Machel led a frontline state supporting anti-apartheid movements and resisting South African regional dominance. His death changed Mozambique's leadership and regional balance during the final apartheid decade.
Baseline dossier published; continuing evidence review
19 Oct 1986Mbuzini, South AfricaAccident in official commission; sabotage allegations unresolved