Clashes between police and suspected cartel gunmen in a northern Mexican town killed 21 people this weekend, authorities said, adding fuel to bilateral tensions sparked by U.S. President Donald Trump’s vow to designate the drug gangs as terrorists.
Mexican President Andres Manuel Lopez Obrador, who is pushing a less confrontational approach to subduing the cartels, repeated on Sunday that he would not accept any intervention from abroad, while doubling down on his strategy of containment.
But the killings clouded celebrations marking his first year in office, which were buffeted by a march in Mexico City by thousands of . . .