Global economic growth is expected to take a hit, in part as a result of President Donald Trump’s tariffs, if major nations remain mired in unresolved trade disputes, the Organization for Economic Cooperation and Development said in a report released Tuesday.

Economic growth will slow this year and next as the trade war hampers development in the United States and around the world, the Organization for Economic Cooperation and Development said.

The White House's efforts to foster an agreement between Russia and Ukraine are also expected to continue this week, with a direct meeting expected on Monday in Turkey.

The administration asked a U.S. appeals court to pause a second court ruling that found the president had exceeded his authority by imposing sweeping tariffs on imports.

Even as U.S. courts question the legitimacy of some of President Trump’s tariffs, the president is showing no signs of backing off his favorite trade tool. On Wednesday, the tariffs that Mr. Trump imposed on foreign steel and aluminum are set to double to 50 percent,