starts with a Mao quote, compares british troops to the SS, compares US troops to the Whermacht, a main character is a bisexual IRA member in a threeway, why aren't more HBears watching this kino?

Film is Duck You Sucker! (aka Once Upon a Time in the Revolution, aka A Fistful of Dynamite) by Sergei Leone

Available here on yourube (no subtitles sorry smh, it's probably better to just torrent it ngl, but make sure you get the full uncut 157 minute version): https://m.youtube.com/watch?v=olU9APGKUC8