U.S. President Joe Biden and South Korean counterpart Yoon Suk-yeol met for their second summit in Washington on Wednesday, and the outcome included much of significance for security on the Korean Peninsula, including expanded efforts to deter North Korean nuclear weapons use and to diminish the growing South Korean appetite for an indigenous nuclear deterrent.

The allies also committed to expand routine military exercises and to more regularly rotate U.S. strategic assets through the peninsula, two pledges first raised at Biden and Yoon’s initial summit in May last year. 

Unsurprisingly, South Korea