People's Vote rally: Hilary Benn urges Labour to back second referendum

The transcript covers a People's Vote campaign event in Leeds, where over 1000 Remainers gathered to demand a second referendum on Brexit. Politicians and celebrities delivered speeches, emphasizing the need for a final say on Brexit. Anna Soubry advocated for revoking Article 50 if necessary. The event aimed to influence leaders like Jeremy Corbyn to support a second referendum. Attendees expressed the importance of public visibility and shared beliefs, with plans for another march in London.

What message were the campaigners trying to convey to their leader?

What future event is mentioned in the text that the campaign is organizing?