As high-stakes nuclear negotiations resumed Tuesday in Geneva under mounting U.S. military pressure, Iran’s Supreme Leader Ayatollah Ali Khamenei taunted President Donald Trump and warned that American warships could be sent “to the bottom of the sea,” denouncing the United States as a “corrupt, oppressive empire” in decline. In a series of posts on Tuesday, Ali Khamenei published multiple statements on X escalating his rhetoric against the United States and directly challenging the President Trump and American military power. The remarks came just one day after Trump said he would be “indirectly” involved in the Geneva talks and warned that...