Update (1100ET): The Russian Foreign Ministry has responded to Lithuania’s partial blockade of Kaliningrad, writing in a statement that they consider the “provocative measures” to be “openly hostile” and warning that the Kremlin may take action to “protect its national interests.”Kaliningrad is sandwiched between the EU and NATO members Poland and Lithuania. Supplies from Russia are delivered via rail and gas pipelines through Lithuania – which announced last week that it was banning the rail transit of goods subject to EU sanctions, which include coal, advanced technology, metals and construction materials.“If in the near future cargo transit between the Kaliningrad...