European political leaders are making the same mistake in reacting to the massacre at the Christmas fair in Berlin, in which 12 died, as they did during previous terrorist attacks in Paris and Brussels. There is an over-concentration on the failings of the security services in not identifying and neutralising the Tunisian petty criminal, Anis Amri, as the threat he turned out to be. There is too little focus on bringing to an end the wars in Syria and Iraq which make this type of atrocity unstoppable...
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