This crime follows weeks of arson attacks against synagogues, Jewish charities and Jewish-owned businesses, and only seven months after two Jews were murdered on Yom Kippur.For many of us, this no longer feels like a series of one-off events, but something continuous and inescapable. When will Jews be safe in Britain?It is important for us to speak with clarity. By the time an individual carries out an attack, it is already too late. The essential question is how we have reached this point.For years, successive governments have failed to confront and contain Islamist extremism. The threat has festered and grown.So...