Scrutiny over the gifts and support provided by George Cottrell to Mr. Farage, the Reform U.K. leader, will continue even after he won last week’s special election in Clacton.
Nigel Farage, the leader of Reform U.K., won the Clacton by-election with 63 percent. Count Binface, a novelty candidate, came second with 27 percent, a personal best.