Prime Minister Sir Keir Starmer has said protesters have a responsibility to call out those chanting “globalise the intifada” at Gaza marches. Palestine supporters rally outside the Royal Courts of Justice. Picture: Alamy By Ella Bennett Pro-Palestine campaigners believe that tougher action may be taken to control demonstrations amid concerns about the growing threat to British Jews after the Golders Green stabbing. Loading audio... Michael Coulston, a Palestine Solidarity Campaign (PSC) organiser, believes it will be used as “an attack on friendly and safe marches” and to clamp down on political protest.He said: “I think the authorities will always try...