PARIS — Russia’s invasion of Ukraine and America’s use of economic force to achieve goals signal the end of a world order based on respect of sovereignty and crisis resolution through negotiation, and indicate the resurgence of empires, French Army Chief of Staff Gen. Pierre Schill said. The world is experiencing a turning point that may be at least equivalent to the end of the Cold War, and possibly comparable to the First World War, Schill said at a presentation of his first book, “Le sens du