Britain’s domestic intelligence agency, MI5, is coming under political pressure to explain why it did not alert lawmakers sooner about the activities of a suspected Chinese spy, who the security service now say was “knowingly engaged in political interference in the U.K.” The British security agencies have been warning in …

Russia has deployed “a group of operatives” into Ukraine to foment a pretext for another invasion of that country, Pentagon Press Secretary John F. Kirby said during a news conference Friday. Kirby hastened to say that the U.S. government still believes there is room to solve the problem of the …

Irregular warfare (IW) is a method available for Great Powers to shape or control the global architecture by enabling a state to “influence populations and affect legitimacy” without incurring the heavier losses of blood and treasure typically associated with armed conflict.1 The past decades have witnessed the rise of the …