Ben has yet to fill out a bio.
Thanks for posting on my Bulletin Board and on some of my articles and for your appreciation and encouragement. As for the question on the "united" tag, I put it to Jonathan Wilson, who is as knowledgeable as any in the history of football, and here's what he said:
Jonathan Wilson @jonawils
@gol_iath It originally was then two or more clubs from the same city merged into one entity. Not sure why in Eng rather than elsewhere.
This is probably not very helpful, but I'm still looking. If I find a better explanation, I will pass it along.