If Zionism openly radicalises students why wont Prevent prevent it

The expansion of the UK Prevent counterterrorism Programme to include Socialism, but not Zionism, is being called out. Right, so the Prevent program, the Labour set up organisation, Tony Blair agency designed to prevent as the name implies, radicalisation of our citizens by harmful ideologies, has produced a document in line with the Tories decision to effectively widen what is termed extremism in this country, what is regarded as radicalisation in a blatant bid to actually shut down opposing political views, effectively lumping them in as just as much of a threat to British society as the sort of grooming we saw by the likes of AlQaeda and ISIS. By widening the scope of what is deemed extremist in the way they are, whether you agree with these ideologies or not and were talking about such things as Socialism or Communism, or antiabortionism here, then it all starts to look more like a clampdown on opposing views to that of the narrow, Thatcherite, establishment and for entities built on for example so