A new report written by a former government adviser on extremism has raised huge alarm about the “vanishingly small” window for a new PM to be able to take action to curb the growing division and hate in the UK. Sara Khan’s analysis reveals a stark image of the current — and growing — lack of harmony in the UK with the report finding that over half of Brits believe that the country is losing its national identity as a result of diversity. Additionally, it apparently found that 40% of people thought that Muslims are not even capable of integration. According…