A federal judge in Arizona has temporarily blocked state officials from pursuing gambling enforcement against Kalshi, handing the prediction market company another important court victory as legal fights over event-based trading continue spreading nationwide. In a 17-page order released Tuesday, U.S. District Judge Michael Liburdi said federal commodities law likely takes priority over Arizona gambling rules when contracts are traded through exchanges overseen by the Commodity Futures Trading Commission. The Court concludes that federal law preempts state gambling laws insofar as they seek to regulate derivatives exchanged on markets regulated by the CFTC,” Liburdi wrote. The ruling granted a preliminary injunction requested by the United States and the CFTC after Arizona regulators accused Kalshi of offering illegal sports and event wagering.…