THE United Democratic Movement won its first by-election on Wednesday. The UDM’s Frederick Konstabel beat the African National Congress’s candidate by 258 votes to 148 in a by-election in Zoar in the Western Cape, UDM spokesman Dr Johna Steenkamp said on Thursday. The by-election was the third contested by the UDM. The New National Party has won a by-election at Bluedowns on the Cape Flats. It mustered 485 votes as opposed to the ANC’s 284, and the Pan Africanist Congress’s 56 votes.