The Decemberists – This Is Why We Fight Loading advertisement... Up next Obenewa – Obsessed Cancel I Like ThisUnlike Like Share Autoplay Next Video Theater The Decemberists – This Is Why We Fight 13 years ago1,854,12511,953 Watch the official music video for The Decemberists – This Is Why We Fight. Post Views: 1,854,125 Related Music Videos Christina Perri – A Thousand Years 13 years ago Bruno Mars – The Lazy Song (Version 2) 13 years ago LMFAO – Party Rock Anthem 13 years ago Jennifer Lopez – On The Floor 13 years ago Gotye – Somebody That I Used To Know 13 years ago Rihanna – We Found Love 13 years ago