Insurgents killed seven Ukrainian soldiers and wounded eight others in an ambush near an eastern rebel-held stronghold as the defense minister said the country was fighting an “undeclared war” with Russia . More than 30 attackers struck a convoy near the Donetsk region city of Kramatorsk at about 1 p.m., according to a statement by the Defense Ministry , which said that six paratroopers were killed. Another died later during transport to the hospital, according to Interfax. “Russia is already engaged” in Ukraine “in supporting Russian-led protesters and terrorists,” Ukrainian Prime Minister Arseniy Yatsenyuk told reporters in Brussels today after talks with European Commission President Jose Barroso . “We urge Russia to condemn them, to urge all these so-called protesters — or really, terrorists — to leave and vacate the buildings, and to do everything they can to stabilize the situation in Ukraine. Russia will fail to make Ukraine […]