U.K. Foreign Secretary David Cameron is expected to say NATO needs to adopt a harder edge for a tougher world during a speech at the National Cyber Security Centre on May 9. In his first big-picture policy speech as foreign secretary outside parliament, Cameron is to warn that the West is not learning the lesson of Russia’s full-scale invasion of Ukraine, and that authoritarian adversaries will only be spurred on if western leaders show hesitation or caution, according to the Guardian. Cameron will stress that there has been insufficient engagement from allies in facing the realities of an inc…