Campaigners plan to protest in such numbers that criminal justice system will be overloaded

Campaigners plan to protest in such numbers that criminal justice system will be overloaded

Protesters have been urged to turn up in towns and cities next Saturday before writing on blank placards with marker pens their support for banned terror group Palestine Action.

Source says presence of large crowds would not prevent arrests under terrorism laws

Hundreds could join weekend rally in support of proscribed group as 300 UK Jewish figures urge PM to lift ban