It would not be an exaggeration to say that the Russian attack on Ukraine, which started a year ago, turned our world upside down. This is a summary of the war, and the lessons to be learned from it.

Fighting has been going on since May in the area mainly besieged by the mercenaries of Russia’s Wagner Group, and both sides attach more importance to the area than its real military value.

In an analysis of the Ukrainian army’s counterattack, I discuss its use of an ancient eastern battle tactic in a way never seen in Europe before—and its strategic use of mistakes made by a careless Russian leadership.

24 February 2022 will be a dark date written in the annals of world history.