The Syrian government has renewed its offensive on Aleppo, ahead of US-Russia peace talks over the weekend.<br /><br /> Rescue workers say at least 150 people have been killed in the eastern rebel-held sector of the city in the last few days.<br /><br /> The Syrian government has given the go-ahead to UN aid convoys with the exception of Aleppo.<br /><br /> In the government-held western sector, at least four children were killed when shells landed near a school, in what the state news agency described as a ‘terrorist attack’.<br /><br /> President Bashar al-Assad told a Russian newspapers that the battle for Aleppo would be an important springboard to push ‘terrorists’ back to Turkey. He added that the civil war was now a conflict between the West and Russia.<br />