Tim Marshall
Physical landscapes dictate the rise and fall of nations. Mountains, rivers, and oceans are not just scenery, they are the invisible prison walls that shape global power and politics.
Russia's lack of natural borders and ice-free ports drives its aggressive expansion and constant need for buffer zones.
China uses natural barriers like the Himalayas to protect its borders while aggressively securing vital maritime trade routes for economic survival.
The United States benefits from immense strategic advantages like two vast oceans and the highly navigable Mississippi River basin.