Most of President Trump’s tariffs were halted late Wednesday by a U.S. trade court in a sharp rebuke of the president’s signature trade war policy.

The U.S. Court of International Trade on Wednesday struck down tariffs imposed on virtually every country by President Donald Trump, ruling that he exceeded the authority granted to him under the 1977 International Emergency Economic Powers Act.

The twists and turns in U.S. President Donald Trump's tariff policies have not only rattled global financial markets but have also taken investors on a roller-coaster ride. Companies are counting the cost of the trade war that is now being estimated at more than $34 billion in lost sales and higher expenses,