It's been 8 years since "no Trump, no KKK, no fascist USA."
This was at the American Music Awards on 20 November 2016. Green Day weren't nominated for anything but performed Bang Bang.
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20 years ago (20 November 2004), Green Day played the Centennial Garden and Convention Center in Bakersfield, CA on the American Idiot Tour.
23 years ago (20 November 2001), Green Day played Minority and Maria on the Late Late Show With Craig Kilborn in LA.
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27 years ago (20 November 1997), Green Day played the State Theatre in Detroit, MI on the Nimrod Tour.
30 years ago (20 November 1994), Green Day played the Eagles Ballroom in Milwaukee, WI on the Dookie Tour.
33 years ago (20 November 1991), Green Day played in Karlsruhe, Germany.