Peter Mandelson: I try to undermine Jeremy Corbyn 'every single day'

Ex-minister speaks out against Labour leader as Blairite peers express fury about Corbyn’s position on Brexit in Lords debatePeter Mandelson, the architect of New Labour, has said he is working every day to undermine Jeremy Corbyn, as Blairite peers stood up in the House of Lords to lambast their party’s leadership for backing Brexit.Mandelson, a former cabinet minister under Tony Blair and Gordon Brown, told an event for the Jewish Chronicle that he was actively working to bring an