NATO

In one week, drone strikes on merchant ships moved from 70 to 80 nautical miles off Bulgaria to just past its 12-mile line, the edge of the only waters insurers left off the war map and a gap NATO's treaty does not clearly cover.

Kaliningrad is a 5,830-square-mile piece of Russia surrounded by NATO and EU members, with no land connection to the Russian mainland. Here's the Potsdam-era history behind the exclave.

Five days before NATO's leaders gather in Ankara, the president reopened the burden-sharing fight, and tied it to a grievance over Iran.

The drone package is the first piece of a plan that arrives a year late and well below what the military asked for, and that already cost one minister his job.