Footage of scuffles and clashes between police and protesters on the annual Million Mask March in central London. <br /><br />Thousands of activists reportedly attempted to storm police lines in and around Westminster and on the Mall near Buckingham Palace. <br /><br />The Million Mask March happens every year and features thousands of people dressed in V For Vendetta (Guy Fawkes) masks, who protest against various social injustices.<br /><br /> The masks are also associated with the loose hacking collective Anonymous, who organised this year's event to protest against austerity and the surveillance state.<br /><br /> This year's march began peacefully in Trafalgar Square but by the end of the night at least 30 people had reportedly been arrested and several police officers had been injured.