What makes Get On Your Boots by U2 notable?

'Get On Your Boots' debuted at number one on the UK Singles Chart, showcasing U2's enduring commercial appeal. The song was also notable for its politically charged lyrics, drawing attention during a time of global unrest and resonating with fans worldwide, which contributed to the album's critical discussions about activism and social justice. Released on January 23, 2009, 'Get On Your Boots' is U2's first single from their twelfth studio album, marking a return after the commercially successful 'How to Dismantle an Atomic Bomb' (2004). This period saw U2 embracing a more experimental sound while still maintaining their anthemic rock roots, as they navigated a shifting musical landscape.