Russia’s New Territory

In November, Russia gained a slice of somebody else’s country. It did this not through unidentified troops moving across a border, nor through hybrid warfare. Instead, it negotiated its capture in full view of, and without a single question asked by, the United States or the rest of the world.

Fighting between Azerbaijan and Armenia over Nagorno-Karabakh preceded the annexation. The mountainous region is internationally recognized as part of Azerbaijan but since a 1994 ceasefire between the two nations has been controlled by ethnic Armenians. The conflict flared up again...