The party said it operates “under a constitution and a code of conduct”.

The Democratic Unionist Party is prepared to impose fines of up to £1,000 (€1,100) on its politicians if they speak to the media without permission fr(...)

Malcolm Rifkind (left) and Jack Straw face claims on February 23, 2015 that they offered to use their positions to help a private company in return for cash following an undercover investigation. Photograph: Justin Tallis/Leon Nealleon/AFP/Getty Images

The Conservative Party has suspended the whip from former foreign secretary Malcolm Rifkind, and a party disciplinary committee will investigate cash-(...)