
LONDON, ENGLAND - APRIL 01: Supporters of Britain First and EDL (English Defence League) stage a pro-fascist protest as supporters of 'Unite against Fascism', an anti-fascist pressure group hold a counter-protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )

LONDON, ENGLAND - APRIL 01: Supporters of 'Unite against Fascism', an anti-fascist pressure group hold a counter-protest against Britain First and EDL (English Defence League) pro-fascist protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )

LONDON, ENGLAND - APRIL 01: Supporters of 'Unite against Fascism', an anti-fascist pressure group hold a counter-protest against Britain First and EDL (English Defence League) pro-fascist protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )

LONDON, ENGLAND - APRIL 01: Supporters of 'Unite against Fascism', an anti-fascist pressure group hold a counter-protest against Britain First and EDL (English Defence League) pro-fascist protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )

LONDON, ENGLAND - APRIL 01: Supporters of 'Unite against Fascism', an anti-fascist pressure group hold a counter-protest against Britain First and EDL (English Defence League) pro-fascist protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )

LONDON, ENGLAND - APRIL 01: Supporters of 'Unite against Fascism', an anti-fascist pressure group hold a counter-protest against Britain First and EDL (English Defence League) pro-fascist protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )

LONDON, ENGLAND - APRIL 01: Police intervene in to supporters of 'Unite against Fascism', an anti-fascist pressure group hold a counter-protest against Britain First and EDL (English Defence League) pro-fascist protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )

LONDON, ENGLAND - APRIL 01: Police intervene in to supporters of 'Unite against Fascism', an anti-fascist pressure group hold a counter-protest against Britain First and EDL (English Defence League) pro-fascist protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )

LONDON, ENGLAND - APRIL 01: Police intervene in to supporters of 'Unite against Fascism', an anti-fascist pressure group hold a counter-protest against Britain First and EDL (English Defence League) pro-fascist protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )

LONDON, ENGLAND - APRIL 01: Police intervene in to supporters of 'Unite against Fascism', an anti-fascist pressure group hold a counter-protest against Britain First and EDL (English Defence League) pro-fascist protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )

LONDON, ENGLAND - APRIL 01: Police intervene in to supporters of 'Unite against Fascism', an anti-fascist pressure group hold a counter-protest against Britain First and EDL (English Defence League) pro-fascist protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )

LONDON, ENGLAND - APRIL 01: Police intervene in to supporters of 'Unite against Fascism', an anti-fascist pressure group hold a counter-protest against Britain First and EDL (English Defence League) pro-fascist protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )

LONDON, ENGLAND - APRIL 01: Supporters of 'Unite against Fascism', an anti-fascist pressure group hold a counter-protest against Britain First and EDL (English Defence League) pro-fascist protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )

LONDON, ENGLAND - APRIL 01: Supporters of 'Unite against Fascism', an anti-fascist pressure group hold a counter-protest against Britain First and EDL (English Defence League) pro-fascist protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )

LONDON, ENGLAND - APRIL 01: Supporters of 'Unite against Fascism', an anti-fascist pressure group hold a counter-protest against Britain First and EDL (English Defence League) pro-fascist protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )

LONDON, ENGLAND - APRIL 01: Police clash with supporters of 'Unite against Fascism', an anti-fascist pressure group as they hold a counter-protest against Britain First and EDL (English Defence League) pro-fascist protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )

LONDON, ENGLAND - APRIL 01: Police clash with supporters of 'Unite against Fascism', an anti-fascist pressure group as they hold a counter-protest against Britain First and EDL (English Defence League) pro-fascist protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )

LONDON, ENGLAND - APRIL 01: Police clash with supporters of 'Unite against Fascism', an anti-fascist pressure group as they hold a counter-protest against Britain First and EDL (English Defence League) pro-fascist protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )

LONDON, ENGLAND - APRIL 01: Police clash with supporters of 'Unite against Fascism', an anti-fascist pressure group as they hold a counter-protest against Britain First and EDL (English Defence League) pro-fascist protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )

LONDON, ENGLAND - APRIL 01: Police clash with supporters of 'Unite against Fascism', an anti-fascist pressure group as they hold a counter-protest against Britain First and EDL (English Defence League) pro-fascist protest in Trafalgar square in London, England, United Kingdom on April 01, 2017. ( Kate Green - Anadolu Agency )