U.S. President Donald Trump and South Korea's new president Lee Jae-myung agreed to work toward a swift tariff deal and shared stories about their experiences in their first phone call since Lee was elected,

South Korea's voters cast their ballots in a snap presidential election sparked by the impeachment of Yoon Suk Yeol.

Mr. Lee cruised to victory on Tuesday after his predecessor pitched the country into chaos with a brief declaration of martial law.