ADI Predictstreet, FIFA's official prediction-market partner for the 2026 World Cup, went live on June 8 and is now accessible to U.S. users in 23 states through a co-branded Fanatics Markets "World Cup Hub." The platform supports fiat and crypto funding and offers FIFA-branded prediction contracts as Gibraltar's licensing timeline and company links draw scrutiny ahead of the tournament's June 11 opener.

Polymarket said it signed an exclusive distribution partnership with Berlin-based football media platform OneFootball, aiming to reach 200 million monthly active users and a wider 645-million-fan ecosystem ahead of the 2026 FIFA World Cup in North America. The rollout is limited to eligible jurisdictions, with Germany excluded because Polymarket does not hold a German gaming license. The company has added six football-related partnerships over five months, even as European regulators increase scrutiny of prediction-market platforms.

Tennessee Gov. Bill Lee signed two gambling bills on Friday, May 22, within the 10-day decision window after they reached his desk on May 11. SB 2136 bans online sweepstakes casino games using virtual or dual-currency models, while SB 1992 creates a new Class E felony for intentionally manipulating outcomes tied to prediction market contracts.

Kalshi has set up a demo environment for leveraged trading via a margin-trading API page that is publicly reachable but not linked from its main navigation. The demo covers crypto perpetual futures only and excludes Kalshi's core event contracts, with documentation noting that production endpoints for live margin trading are "coming soon."

Turkey expanded an eight-day crackdown on illegal betting with two May 18 raids in Antalya and Mersin that brought legal action against 233 additional suspects and cited more than TL 18 billion ($395 million) in alleged transaction volume. Across four major raids since May 11, authorities say the total has exceeded 670 suspects, while an earlier Adana case alleged that cryptocurrency platforms were among the channels used to launder proceeds.

Entain general counsel Simon Zinger sent letters dated May 15 to six Premier League clubs, asking them to commit to UK-licensed gambling shirt sponsors for the 2026/27 season. The letters raised concerns about Stake's "heavy reliance on cryptocurrency" and alleged BJ88 uses "unregulated payment methods like cryptocurrency" to avoid oversight, while noting several clubs' current sponsors lack UK Gambling Commission licensing.

On April 30, 2026, Treasury Cabinet Secretary John Mbadi submitted Kenya's Finance Bill 2026 to Parliament, proposing annual information returns for virtual asset service providers and reinstating a 20% withholding tax on gambling winnings. The National Assembly opened public participation on May 11, while the bill also outlines wider tax changes including new data-sharing powers for virtual-asset tax information and adjustments to excise measures.

NPR reported May 7, 2026 that an anonymous campaign staffer said they and coworkers regularly bet on Polymarket using internal polling data before it became public, with winnings described as thousands of dollars per cycle. The report is NPR's third Polymarket-focused insider-trading pattern in three months, as lawmakers and regulators debate responses that largely target government offices rather than campaign staff.

On May 11, 2026, U.S. District Judge William M. Conley in Wisconsin found the Ho-Chunk Nation is likely to succeed under IGRA in stopping Kalshi sports event contracts from being offered on the tribe's Indian lands. The Ho-Chunk Nation sued Kalshi and Robinhood entities last August and later sought a preliminary injunction in December 2025; the case also includes a RICO claim and is set for trial on May 24, 2027.