Romania strongly condemned the Russian shelling of a merchant ship coming from Ukraine via the Black Sea, the Romanian Foreign Ministry said on Friday. The ministry described the attack as “an unprecedented escalation” by Russia in its war on Ukraine and called it “a serious violation of international humanitarian law.” The freighter Aya was transporting wheat from Ukraine to Egypt and was in international waters at the time of the attack. Russia endangered “the security of global food supplies with the systematic bombardment of Ukrainian infrastructure and ships transporting grain,” the minis…