The US energy department put South Korea on a watchlist because visitors to its laboratories mishandled sensitive information, Joseph Yun, the acting US ambassador, said on Tuesday.

SEOUL (Reuters) - South Korea's industry minister will visit Washington, D.C. this week to discuss issues including tariffs and the country's "sensitive country" status with U.S. top officials, the industry ministry said on Wednesday.

The U.S. government’s move to put South Korea — a nonnuclear ally — in the same company as countries like China or North Korea has unsettled politicians in Seoul