POKROVSK, Ukraine, April 28: Russia cut off natural gas to NATO members Poland and Bulgaria on Wednesday and threatened to do the same to other countries, using its most essential export in what was seen as a bid to punish and divide the West over its support for Ukraine.

KYIV, Ukraine, March 15: Russia’s offensive in Ukraine edged closer to central Kyiv on Tuesday, with a series of strikes hitting a residential neighborhood as the leaders of three NATO member countries planned a visit to Ukraine’s embattled capital.