Trump, in show of NATO support, nominates official to key role with alliance

President Donald Trump has nominated Air Force Lt. Gen. Alexus Grynkewich to lead U.S. and NATO forces in Europe, sending a strong signal the administration will continue to play a leadership role in the alliance.

Some allies, amid reports the Trump administration was reconsidering the position, worried the president would choose not to prioritize Europe and decline to place an American at the helm of NATO forces. A U.S. officer has filled the role since Gen. Dwight Eisenhower took the job in 1951 and is a symbol of American commitment to the region.

Trump nominated Grynkewich, the Joint Staff’s director of operations...