Open this photo in gallery: Police officers detain a man in the street close to the 'National March For Palestine' in central London on Nov. 11, as counter-protest groups are monitored by police close to the route of the main march.AFP Contributor#AFP/Getty Images Remembrance Day weekend in Britain is supposed to be a time to honour the country’s servicemen and women, but this year’s commemorations are more likely to be remembered for protesters clashing with police officers and investigations into possible hate crimes. On Sunday, around 10,000 veterans took part in a national service of remembrance led by King Charles...