AdvertisementAdvertisement AdvertisementBrian Clough vs Don RevieArsene Wenger vs Jose MourinhoJock Stein vs Helenio HerreraSir Alex Ferguson vs Arsene WengerPep Guardiola vs Jose MourinhoSir Alex Ferguson vs Kevin KeeganRafa Benitez vs Sam AllardyceSir Alex Ferguson vs Rafa BenitezNeil Warnock vs Gary MegsonPep Guardiola vs Jurgen KloppWithout further ado, read on as we take a United Kingdom-focused look at some of the greatest managerial rivalries of all time. Arsene Wenger vs Jose MourinhoThe long-running spat with Arsene Wenger perfectly highlighted Jose Mourinho's penchant for upsetting people. Sir Alex Ferguson vs Arsene WengerThe rivalry between Sir Alex Ferguson and Arsene Wenger had all the ingredients you would expect from two hugely successful managers. Sir Alex Ferguson vs Rafa BenitezFalling out with Allardyce clearly wasn't enough for Benitez, but he bit off more than he could chew when he took aim at Ferguson. AdvertisementAdvertisement AdvertisementPep Guardiola vs Jurgen KloppThe rivalry between Pep Guardiola and Jurgen Klopp was enthralling, without ever crossing into the animosity evidenced elsewhere.