The president’s threats to slap duties on goods imported from the European Union are part of a pattern of directing the harshest penalties at the United States’ closest allies.

President Donald Trump on Monday agreed to a 30-day pause on his tariff threats against Mexico and Canada as America’s two largest trading partners took steps to appease his concerns about border security and drug trafficking.

US President Donald Trump ramped up his tariff threats to the European Union while saying he would speak with the leaders of Canada and Mexico, as stock markets sank following a hectic weekend that saw prospects for a trade war turn into reality.