A thrilling insight into international border geopolitics by one of the UK´s leading experts, doing for the future of borders what Prisoners of Geography did for their past. How are borders built in the modern world? What does Brexit mean for Ireland´s border? And what would happen if Elon Musk declared himself president of the Moon? In Border Wars, Professor Klaus Dodds takes us on a journey into the geopolitical conflict of tomorrow in an eye-opening tour of the world´s best-known, most dangerous and most unexpected border conflicts from the Gaza Strip to the space race. Along the way, we´ll discover just what border truly mean in the modern world: how are they built; what do they mean for citizens and governments; how do they help understand our political past and, most importantly, our diplomatic future?