berlin brexit campaigner nigel farage say friday british prime minister theresa may might job christmas unless manage get party behind take charge brexit negotiations speak election campaign event right-wing alternative germany afd berlin farage say may need rapidly assert authority conservatives also brexit negotiations two things get sense order back party direction back negotiations go think whisper campaign go something do private do public might last til christmas say citadel outskirts germany capital farage say lead british minister contradict weekly basis government look rudderless stamp authority party pretty damn quickly say farage leader anti-eu ukip party play important role pressure then-prime minister david cameron hold brexit referendum uk 's farage say pm may might last christmas