WASHINGTON (AP) — When President Donald Trump's historic impeachment trial is called to order in the Senate this week, he won't be watching from inside the chamber or on television from the White House.

He'll be thousands of miles away at the Davos economic forum in the Swiss Alps, trying to charm global CEOs over dinner.

Trump's participation in the annual World Economic Forum will provide a conspicuous split-screen moment in a presidency familiar with them. His two-day visit to Switzerland will test his ability to balance his anger over being impeached with a desire to project leadership on...