Stock markets in Asia and Europe slumped Monday after Donald Trump slapped tariffs on Canada, Mexico and China, sparking fears over another bruising ‘America First’ trade war that could hit global economic growth.

From Trump’s temporary tariff pause on Canada and Mexico to the mixed performance of U.S. Treasury yields, here’s a look at the key global developments in this edition of World Street.

Global stock markets slumped, the dollar strengthened, oil prices rose, with U.S. stock market futures down sharply Monday, after President Trump imposed tariffs on imports from key trading partners Mexico,