8th March 1921 – The Northern Section of the Third Division was formed with 20 original memebers: Accrington Stanley, Ashington, Barrow, Chesterfield, Crewe Alexandra, Darlington, Durham City, Grimsby Town, Halifax Town, Hartlepools United, Lincoln City, Nelson, Rochdale, Southport, Stalybridge Celtic, Stockport County, Tranmere Rovers, Walsall, Wigan Borough and Wrexham. Stockport were the first champions and the Section was extended to 22 clubs in 1923 when Doncaster Rovers and New Brighton were elected.