Ex-Cuba leader Raul Castro in US custody by 2026?

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Market context

Raúl Castro has been indicted in the United States over the 1996 shoot-down of two Brothers to the Rescue aircraft, but indictment is not custody. For this market, the practical question is whether U.S. authorities can physically detain him before 30 June; the current setup still looks remote because he is 94, in Cuba, and outside normal U.S. law-enforcement reach. A programmatic read would treat the event as a hard binary with low base rate and a very high dependency on an unexpected transfer, rendition, or overseas apprehension rather than on court paperwork alone.

Comparable cases point to how unusual this would be. U.S. custody of a foreign former head of state typically follows regime change, travel to a jurisdiction willing to arrest, or a negotiated handover; absent that, even high-profile indictments often remain symbolic. CBS News reported the move to indict as a grand-jury process tied to the 1996 incident, which underlines that legal escalation can happen without any realistic path to arrest. For traders running conditional orders or alerts, the relevant signals are not the charge sheet itself but any credible report of Castro leaving Cuba, a bilateral arrest request, or a sudden shift in U.S.-Cuba posture that creates an enforcement route before the deadline.

Sources: 1 · 2 · 3 · 4

Methodology

We track Ex-Cuba leader Raul Castro in US custody by 2026? on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Where can I trade this market with the lowest fees?

On PolyGram, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

What does it cost to trade on PolyGram?

Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.