All leaders are constrained by geography. Their choices are limited by mountains, rivers, seas and concrete. Yes, to understand world events you need to understand people, ideas and movements - but if you don't know geography, you'll never have the full picture. To understand Putin's actions, for example, it is essential to consider that, to be a world power, Russia must have a navy. And if its ports freeze for six months each year then it must have access to a warm water port - hence, the annex…Show more