Successive US administrations have sought to halt and reverse North Korea's nuclear quest through threats, inducements, and negotiations. None succeeded.
A primary worry among US and South Korean analysts is that President Trump will offer to reduce the number of US troops in Korea and receive no meaningful concessions from North Korea in return.
Ivo Daalder and James Lindsay discuss their new book "The Empty Throne: America’s Abdication of Global Leadership"—a revealing look at Trump’s foreign policy.