The 51-48 vote supporting Sen. Tim Kaine's resolution represented the most striking bipartisan rebuke of White House policy since Trump's second term began.

WASHINGTON—A handful of Republican senators broke with President Trump on trade policy, joining with Democrats to pass a resolution aiming to undo the president’s 25% tariff on Canadian imports.The 51-48 vote to approve the measure took place just hours after Trump imposed a 10% baseline tariff on all imports to the U.