Yunus-Bek Yevkurov—who played a key role in negotiations during a 2023 mutiny attempt led by Yevgeny Prigozhin—arrived in the Kursk region on Sunday.

Russia's Navy Commander-in-Chief Admiral Alexander Moiseyev said Moscow brought in roughly 30 vessels last year.

Russia and other hostile states have become increasingly brazen in adopting “gray zone” attacks against Europe and the United ...