The head of the European Union’s executive commission warned Russia on Dec. 15 that the 27-member bloc has additional sanctions ready if Moscow would invade neighboring Ukraine. “I want to reaffirm our unwavering commitment to Ukraine’s sovereignty and territorial integrity,” Ursula von der Leyen told EU lawmakers on Wednesday, expressing concern over reports of Russia’s “massive build-up of military aid along Ukraine’s eastern border.” Von der Leyen told the European Parliament that there are already economic sanctions in place targeting multiple Russian sectors due to the country’s annexation of Ukraine’s Crimea Peninsula in 2014 and actions since that the West sees as increasingly aggressive. “There’s a whole set of economic sanctions in place targeting the financial and energy sector, dual-use goods, and defense,” Von der Leyen said. “Our response to any further aggression may take the form of a robust scaling-up and expansion of these existing sanctions,” she added. “And …