The group originated in the Northern Ireland Labour Party, but developed a separate existence as that organisation declined in support.

Blease also joined the Northern Ireland Labour Party.

The party originated as the Newtownabbey branch of the Northern Ireland Labour Party.

The Northern Ireland Labour Party had generally performed well at the 1945 election, although it did not win any seats.

He joined the Northern Ireland Labour Party and by 1942 was its Vice-Chairman.

Other parties, notably the Northern Ireland Labour Party did however take their seats.

The Northern Ireland Labour Party also was the principal organization representing protestant trade unionists.

The Northern Ireland Labour Party continued to contest elections but with a dwindling support base.

Oldpark had Northern Ireland Labour Party members 1945-49 and 1958-73.

A supporter of working class and trade union politics Hull became a member of the Northern Ireland Labour Party in 1948.