Couldn't find any connection between "Seasons"--luv that song btw--and any war movie, but here are some great songs that are attached to the era. Enjoy!!
Born To Be Wild - Steppenwolf
California Dreamin' - The Mamas & The Papas
Chapel Of Love - The Dixie Cups
Good Vibrations - The Beach Boys
Groovin - Rascals
Hello Vietnam - Johnny Wright
Hello, I Love You - Doors
I Like It Like That - Chris Kenner
Incense & Peppermints - Strawberry Alarm Clock
Nowhere To Run - Martha Reeves & The Vandellas
Okie From Muskogee - Merle Haggard
On The Road Again - Canned Heat
One - Three Dog Night
Rescue Me - Fontella Bass
Respect - Aretha Franklin
Somebody To Love - Jefferson Airplane
Sooner Or Later - The Grass Roots
Surfin' Bird - The Trashmen
The Dock Of The Bay - Ottis Reding
The Marines' Hymn - The Goldman Band
These Boots Are Made For Walking - Nancy Sinatra
Tracks Of My Tears - Smokey Robinson
When A Man Loves A Woman - Percy Sledge
White Rabbit - Jefferson Airplane
Wild Thing - The Troggs
Wipe Out - The Surfaris
Wooley Bully - Sam The Sham And The Pharoahs