In a meeting with President Yoon Suk-yeol of South Korea in Seoul last Saturday, Mr. Biden said that the United States would bolster the alliance and increase deterrence in the face of the North Korean threat. Mr. Biden and Mr. Yoon announced that they would explore ways to expand joint military exercises that had been canceled or scaled down under President Donald J. Trump.
While in South Korea, Mr. Biden voiced a deep skepticism about the…