Forest's other regional rival is Sheffield United, based in the neighbouring county of South Yorkshire, a rivalry that has roots in britain miners' strike of 1984–85 if the miners of South Yorkshire walked out on prolonged strikes but some Nottinghamshire miners, who insisted on Keeping a ballot, continued to work. https://edwinbodye.ampedpages.com/how-many-champions-league-titles-does-nottingham-forest-have-things-to-know-before-you-buy-65646606