Europe is acting as a “welcome sign” to terrorists, Lord Howard, the former Tory leader, warned on Tuesday night, as leaders fought calls to scrap Schengen in the aftermath of the Brussels attacks. David Cameron said it was “inappropriate at this moment” to link the Brussels terror attacks to Europe’s open borders and said that Britain should instead be “expressing sympathy” with Belgium. However, in a speech on Tuesday night to the Politeia think tank in London, which was written before the Belgium attacks, Lord Howard said: “The European Union, in its current form, is a flawed and failing project...