Forest's other regional rival is Sheffield United, based in the neighbouring county of South Yorkshire, a rivalry which has roots in britain miners' strike of 1984–85 when the miners of South Yorkshire walked out on extensive strikes but some Nottinghamshire miners, who insisted on Keeping a ballot, continued to operate. https://k-o-nh-c-i-5507395.ampedpages.com/the-how-many-champions-league-titles-does-nottingham-forest-have-diaries-65623687