SIERRA Leone said it had pushed "renegade soldiers" who attempted to break into a military armoury in Freetown during the early hours of Sunday back to the outskirts of the capital and had restored calm, after imposing a nationwide curfew. The West African country's civil aviation authority urged airlines to reschedule flights after the curfew was declared, while a soldier on its frontier with neighbouring Guinea told Reuters they had been instructed to shut the border. A Reuters journalist, who earlier witnessed an armed group of men commandeer a police vehicle near the Wilberforce barracks, said nearby streets were mostly empty. "We'll…