Duterte said he would consult with the country’s political and security leaders “whether or not it would be good at this time” to resume the government’s unilateral ceasefire.
Syrian President Bashar al-Assad and his army, Russian, Iranian and Shi’ite forces, have steady succession of military victories over the past 18 months.
Turkey, a major backer of Syrian opposition to President Bashar al-Assad, last year began cooperating with Russia in Syria.
Central African Republic government and a 13,000-strong United Nations peacekeeping mission have struggled to contain killing sprees by rebel groups.
This month, in a rare move, the Syrian government and rebel groups swapped dozens of women prisoners and hostages, some of them with their children, in Hama province in northwestern Syria.
300 fighters from Colombia’s Marxist FARC rebels will not demobilize under a peace deal, a military commander said, giving official figure of guerrillas who may join with crime gangs seeking control of lucrative rebel drug territory.
Jabhat Fateh al-Sham targeted FSA groups in northwestern Syria in an area representing the rebellion’s main territorial foothold after the opposition’s defeat in Aleppo last month.
“It’s a real test of the power of Russia and its influence over the regime and Iran as a guarantor of the deal, so if it fails in this role there will follow bigger failures,” Mohammad Alloush said.
Russia, Assad set the new diplomatic effort in motion after Syrian rebels suffered major defeat last month by losing control of districts of eastern Aleppo.
The Syrian Observatory for Human Rights said air strikes began on Sunday morning, after a lull since Saturday morning during which a new round of negotiations over repairs took place.
Like previous Syria ceasefire deals, it has been shaky from the start, with repeated outbreaks of violence in some areas, but has largely held elsewhere.
“We are now stronger than any potential aggressor,” President Vladimir Putin said at the same event at the Defence Ministry in Moscow.
Rebel-held districts of Aleppo, reduced to a few kilometers across, where tens of thousands of civilians are trapped, looks set to fall.
SYRIA POLITICS: No 7-Day Truce, No Halting In Offensive Against Rebels, Russia Vetoes UN Security Council Resolution
Syrian government and its allies are now about 800 metres from the citadel. They’re in control of 60 percent of what used to be the rebel-controlled east.
Restoring full control over Aleppo would mark the biggest triumph yet for Assad in a war that spiraled from protests against his rule in 2011.
“We agreed that all the liberations which have yet to take place will be done simultaneously and ahead of the start (of talks),” Ramirez head of ELN’s team.
Syrian army and its allies drove rebels from strategically important area of eastern Aleppo, the army and the Syrian Observatory for Human Rights said.
A Syrian military source said the army and allied forces were in complete control of the area and surrounding hills.
The rebels, including both Free Syrian Army factions and jihadists, are seeking to end the siege by seizing government-held areas of Aleppo.
Syrian Observatory for Human Rights said more than 15 civilians had been killed and 100 wounded by rebel shelling of government-held western Aleppo.