Not necessarily music protesting the war, but music that is usually synonymous with the war and that era. Bands like CCR, The Rolling Stones, The Who, The Doors, Crosby Stills Nash (& Young), The Animals, ETC.
Post your favorites.
To start it out:
"I often kidnap a bunch of leash kids until I have a pack and then i pretend I'm a dog walker. Is that weird?" -Aidan-G