Nato has known as on Syria and Russia to halt their air strikes following the killing of 33 Turkish troopers in Syria.The warning comes as Greece bolstered its border safety as scores of migrants gathered at its border with Turkey looking for entry into Europe.The European Union warned that the combating in northern Syria might degenerate into open conflict and that the 27-nation bloc stands prepared to guard its safety pursuits.A refugee baby cries as he arrives on the village of Skala Sikaminias, on the Greek island of Lesbos (AP/Micheal Varaklas)Nato secretary-general Jens Stoltenberg mentioned: “Allies condemn the continued indiscriminate air strikes by the Syrian regime and Russia in Idlib province. I name on them to cease their offensive, to respect worldwide regulation and to again UN efforts for a peaceable resolution.“This harmful state of affairs should be de-escalated and we urge a right away return to the 2018 ceasefire to keep away from the worsening of the horrendous humanitarian state of affairs within the area.”Turkey’s 28 allies additionally expressed their condolences over the deaths, however no further Nato assist was supplied throughout emergency talks, chaired by Mr Stoltenberg, between Nato ambassadors.Other than offering some aerial surveillance over Syria, Nato performs no direct function within the conflict-torn nation, however its members are deeply divided over Turkey’s actions there, and European allies are apprehensive about any new wave of refugees arriving.The air strike by Syrian authorities forces marks the biggest loss of life toll for Turkey in a single day because it first intervened in Syria in 2016. It’s a main escalation in a battle between Turkish and Russia-backed Syrian forces that has raged since early February.At the very least 54 Turkish troops have now been killed in Idlib over that point.Omer Celik, spokesman for President Recep Tayyip Erdogan’s ruling celebration, mentioned Turkey was “not capable of maintain refugees” following the Syrian assault – reiterating a long-standing warning from Mr Erdogan that his nation couldn’t deal with the arrival of extra individuals fleeing the battle.Migrants have crossed the Aegean sea from Turkey (AP/Michael Varaklas)Turkey hosts some 3.6 million Syrians and beneath a 2016 take care of the European Union agreed to step up efforts to halt the circulation of refugees to Europe. Since then Mr Erdogan has repeatedly threatened to “open the gates” in a number of disputes with European states.The DHA information company reported that some 300 Syrians, Iranians, Iraqis, Moroccans and Pakistanis had been gathering on the border with Greece, whereas others massed at seashores going through Greek islands off Turkey’s western coast.A Greek police official mentioned dozens of individuals had gathered on the Turkish facet of the land border in Greece’s Evros area shouting “open the borders”. Greek police and army border patrols had been deployed on the Greek facet to stop anybody attempting to cross with out authorisation.A authorities official mentioned Greece has beefed up border safety “to the best potential diploma … on land and at sea” and that Athens is in fixed contact with the EU and Nato following the developments in Idlib.