[Spain Implements Nationwide Ban on Polymarket and Kalshi, Citing Unlicensed Operations] According to The Block, Spain's gambling regulatory authority has ordered a nationwide block on prediction market platforms Polymarket and Kalshi, initiating disciplinary proceedings against both for operating without the required administrative licenses in Spain. The announcement has been published in Spain's official gazette, with the ban serving as a precautionary measure pending the outcome of the proceedings, which are expected to last three to four months. Spain classifies platforms that allow betting on uncertain future outcomes as gambling businesses, requiring operators to implement compliance mechanisms such as identity verification, access controls for minors, and self-exclusion options.