South Korea’s new President Lee Jae-myung says he’ll pursue dialogue with North Korea while bolstering a trilateral partnership with the U.S. and Japan.

Facing a complex set of thorny challenges at home and abroad, Lee Jae-myung says he will deal with them with “pragmatism.”

South Korea has elected liberal Lee Jae-myung as president to lead the country through a tumultuous period that will require negotiating trade tariffs with the U.S. and mending the scars from his ousted predecessor's shock martial law declaration.