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- Black Sabbath released their debut album Black Sabbath in the US. The album had already been released in Britain on February 13, 1970, and laid the foundations for heavy metal.
- Black Sabbath released the title track from their second studio album "Paranoid" as a single. The song reached No. 1 in Denmark and West Germany, No. 4 in the UK, and No. 61 in the US.
- Black Sabbath performed at Convention Hall in Asbury Park, New Jersey.
- Black Sabbath performed at the International Amphitheater in Chicago, Illinois.
- Black Sabbath performed at the Civic Center in Hartford, Connecticut.
- Black Sabbath performed at the International Amphitheater in Chicago.
- Black Sabbath vydali album „Born Again“, jediné album skupiny s Ianem Gillanem jako hlavním zpěvákem.
- Black Sabbath performed at Isstadion in Stockholm, Sweden.
- Black Sabbath released the album Tyr. It was the band's thirteenth studio album, with Tony Martin, Tony Iommi, Cozy Powell and other musicians in the lineup at the time. The album followed the band's previous work but featured a significant amount of keyboards while retaining its heavy sound.