German auto giant Daimler halted its business activities in Iran hours after U.S. President Donald Trump vowed to block any company operating in Iran from selling in the vast U.S. marketplace. . . .
Daimler’s decision to quit Iran, while heeding Trump’s threats to penalize sanctions violators, also flies in the face of European Union leaders, who have vowed to maintain business ties and honor Iran’s 2015 nuclear deal with world powers, which the Trump administration abandoned in April.