Trump’s ultimatum to Tehran puts Canada on alert

WASHINGTON, D.C. — Talks between Iran and the U.S. ended Thursday amid President Donald Trump’s 10-15 day “deal or bad things” ultimatum. In his State of the Union speech this week, Trump vowed never to let “the world’s number one sponsor of terror” get nukes — after promising protesters in Iran that “help is on the way.”

Canada faces risks from any strikes — terrorism, oil shocks, diaspora backlash and NORAD strain — but the fallout will depend on their scope. Ottawa opposes kinetic...