The Biden administration will base its future diplomatic efforts with North Korea on the milestone agreement that former U.S. President Donald Trump and North Korean leader Kim Jong Un signed in Singapore in 2018, according to a top White House official.

Kurt Campbell, the U.S. coordinator for Indo-Pacific affairs on the National Security Council and long-time diplomat, shared these comments in a written interview published Wednesday by the Seoul-based Yonhap News Agency. 

Just days ahead of the first summitbetween South Korean President Moon Jae-in and U.S. President Joe Biden, Campbell said “Our [North Korea] efforts will build on