European Union leaders gather on Monday to discuss how to bolster the continent's defences against Russia and how to handle U.S. President Donald Trump after his decision to impose tariffs on goods from Canada,

The threat of a transatlantic trade war loomed large Monday over a gathering of European leaders aimed at boosting the continent's defences in the face of an aggressive Russia. The EU's 27 leaders convened the Brussels talks involving Britain'

Macron made the comments as he arrived at a gathering of European Union leaders in Brussels to discuss relations with the United States and bolstering Europe's military defences. The start of the summit was overshadowed by Trump declaring at the weekend that he will soon impose tariffs on imports from the EU,

European leaders will gather Monday to plot a rough path forward on defense. Wavering support from President Trump is likely to drive the debate.