Federal courts block multiple Trump administration actions

D.C. Circuit blocks Trump EPA from canceling $20B climate grants, reinforcing Impoundment Control Act. Federal court blocks NY mask ban for ICE agents, citing federal supremacy. Similar rulings in CA, VA, PA. D.C. Circuit also blocks $400M White House ballroom construction, requiring congressional approval; 14-day stay granted before Supreme Court appeal, with debate over private financing vs. Secret Service funds.