(Reuters) – A senior lawmaker from Britain’s opposition Labour Party and critic of its leader Jeremy Corbyn said on Friday he would resign from parliament to take up the role of Director of London’s Victoria and Albert Museum.

The resignation of Tristram Hunt, 42, lawmaker for Stoke-on-Trent in central England since 2010 and a former Labour education spokesman, will provide a fresh electoral test for Corbyn, under whom Labour are lagging in the opinion polls.

Hunt said he had been frustrated by Labour’s inability to tackle poverty and inequality after losing the 2015 general election, and by the party’s response to forces that he said had rocked mainstream social democratic parties across the world.

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