Police have made 200 arrests of people supporting banned group Palestine Action and four for assaulting officers as protesters gathered in central London.Hundreds attended Saturday's demonstration in Parliament Square, organised by Defend Our Juries.The Metropolitan Police said it would arrest anyone expressing support for Palestine Action.In a statement, Scotland Yard said 200 arrests were made for showing support for a proscribed organisation by 3.40pm "with more to follow".

Police have made 200 arrests of people supporting banned group Palestine Action and four for assaulting officers as protesters gathered in central London.Hundreds attended Saturday's demonstration in Parliament Square, organised by Defend Our Juries.The Metropolitan Police said it would arrest anyone expressing support for Palestine Action.In a statement, Scotland Yard said 200 arrests were made for showing support for a proscribed organisation by 3.40pm "with more to follow".