Asterix: Asterix in BritainGaul was divided into three parts. No, four partsfor one small village of indomitable Gauls still held out against the Roman invaders. Asterix: Asterix in Britain is the eighth book in the series where the Romans have invaded Britain, but one village still holds out against them. At the request of his British cousin Anticlimax, Asterix and Obelix set off to help, armed with a barrel full of magic potion.