SEOUL—Over the past decade, the U.S.-Korea Institute has built a reputation as an influential center for North Korea studies in Washington, known for publishing satellite imagery that captured the regime’s preparations for nuclear and missile tests.
The institute said that a move by South Korea’s government to cut off its funding will force it to close on May 11. A shutdown would remove one of the few dedicated outposts of North Korea research in Washington as President Donald Trump and South Korean President Moon Jae-in embark...