The signatories, including survivors and relatives of people who have been killed by extremists, have criticised some politicians for "facilitating anti-Muslim hate".
Lee Rigby s wife joins calls for politicians to stop fuelling anti-Muslim hate itv.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from itv.com Daily Mail and Mail on Sunday newspapers.
Three former Home Secretaries have called for a cross-party consensus on new extremism laws - as Priti Patel, Sajid Javid and Amber Rudd warn against a 'political football' over hatred ahead of the general election.
Rebecca Rigby, whose soldier husband was murdered in a terror attack in Woolwich in 2013, has signed a joint letter calling for an end to hatred towards Muslims