Ex-Labour leader Jeremy Corbyn's supporters won 14 of the 24 seats on Your Party's central executive committee (CEC).
MP Zarah Sultana demands urgent medical care for a remand prisoner at Surrey's HMP Bronzefield.
The path to this weekend's founding conference has been overshadowed by splits in the party.
It has used the slogan "This is Your Party" since its launch in July, but gave members the final choice on the name.
Zarah Sultana boycotts the first day of Your Party's founding conference after several members were expelled.
Independent MP Adnan Hussain claims there is a "toxic" culture in Your Party as he announces he is leaving it.
Your Party officials accuse Zarah Sultana of withholding funds despite publicly agreeing to transfer the money.
Changing "people's lives for the better" requires "winning state power", the Coventry South MP says.
Dan Hutchison, Seonad Hoy and Leodhas Massie have become the first elected Your Party representatives in Scotland.
