Momentum members vote to back Rebecca Long-Bailey for Labour leader, with 70.42% of respondents supporting the NCG proposal.

Momentum launch a huge campaign and mobilise thousands of supporters to elect Rebecca Long-Bailey as next leader of the Labour Party. Hundreds of phone banks and policy labs are hosted across the country, with peer to peer calling apps used to enable supporters to make hundreds of thousands of calls to Labour members in support of Long-Bailey over the course of the campaign.