Tesla Inc. is signaling concern over potential retaliatory moves by other countries as a trade war escalates in the wake of President Donald Trump’s moves to impose tariffs on a wide range of imports.

The Dow continues to slide amid President Trump's tariffs escalating a global trade war. Trump now has threatened to put a 200% tariff on European wine after the EU hit back with retaliatory tariffs.

Futures tied to Canada's main stock index dipped on Thursday as investors assessed the implications of an intensifying trade war with the United States. March futures on the S&P/TSX index were down 0.

Canada’s main stock index slid lower on Thursday during turbulent trading, as investors stayed cautious due to the escalating trade conflict with the United States. Mining shares were the only gainers on the TSX while tech led the decliners.

Canada strikes back in their trade war with the US. It will impose 25% tariffs on about C$30 billion ($20.8 billion) of US-made products, including steel and aluminum. The new levies match the US tariffs "dollar for dollar" and will take effect at 12:01 a.