Airlines, transit systems and schools have announced extensive cancellations as a mix of snow, ice and bitter cold heads for more than 180 million people.
President Trump said he would impose tariffs if Canada made “a deal with China,” though there is no sign that those countries are discussing a trade agreement.
U.S. and European officials say they are unaware of any intelligence that shows China and Russia are endangering the island, which is protected by NATO.
Mayor Zohran Mamdani of New York City has diverged from his predecessors by joining the striking nurses. Past labor disputes have often involved scolding.
Venezuela’s interim government has been praised by President Trump. It has also maintained its state security apparatus to stamp out any perceived dissent.