The Age of Walls

Tim Marshall, the New York Times bestselling author of Prisoners of Geography , offers “a readable primer to many of the biggest problems facing the world” ( Daily Express , UK) by examining the borders, walls, and boundaries that divide countries and their populations. The globe has always been a world of walls, from the Great Wall of China to Hadrian’s Wall to the Berlin Wall. But a new age of isolationism and economic nationalism is upon us, visible in Trump’s obsession with building a wall o