The commanding victory of the Democrats has brought private relief to some Europeans but no official glee, with Ukraine, Iran and NATO all hanging in the balance.

© Doug Mills/The New York Times

The commanding victory of the Democrats has brought private relief to some Europeans but no official glee, with Ukraine, Iran and NATO all hanging in the balance.

© Doug Mills/The New York Times

President Trump said the deal “might involve all of Europe.” He indicated he had met with a Kremlin envoy whom Melania Trump hosted at the White House on Thursday.

© Alex Kent/The New York Times

Prime Minister Donald Tusk said there had been “disturbing movement” in Kaliningrad, a Russian region just north of Poland.

© Aleksandra Szmigiel/Reuters

Prime Minister Donald Tusk said there had been “disturbing movement” in Kaliningrad, a Russian region just north of Poland.

© Aleksandra Szmigiel/Reuters