Lithuania’s foreign minister says NATO could ‘level’ Russia’s military bases in Kaliningrad. Moscow threatens nuclear retaliation.

Lithuanian Foreign Minister Kestutis Budrys gave a wide-ranging interview that drew sharp criticism from Russian politicians over his remarks about Kaliningrad. Moscow called his words “madness.” The interview was published in the Swiss newspaper Neue Zurcher Zeitung on May 18. Here is what the minister said, and how Russia reacted.