Goubran Bahou, known as Goubtube , was seen dressed as a police officer and waving the flag in front of smiling protesters outside Camden Town Hall in London at around 2.45pm today.
Scotland Yard says it has a locally led police plan in place across the capital, with assemblies expected in 13 boroughs - but none on the scale of the mass gatherings seen in central London in recent weeks.
Alistair Burt warns 'It's become more difficult for MPs to criticise the actions of the government of Israel, without their support for the state of Israel being called into question'