In November 2005 at its annual ` Socialism ' event , the Socialist Party formally launched the ` Campaign for a New Workers ' Party ' with the aim of persuading individuals , campaigners and trade unions to help set up and back a new broad left alternative to New Labor that would fight for working class people . In November 2005 at its annual ` Socialism ' event , the Socialist Party formally launched the ` Campaign for a New Workers ' Party ' along with other socialists , left activists and trade unionists with the aim of persuading individuals , campaigners and trade unions to help set up and back a new broad left alternative to New Labor that would fight for working class people .