I also cannot choose just one CD, so here are a few.
(Warning: all these artists are loony lefties as far as I know).
Cocteau Twins - Heaven or Las Vegas
The Flaming Lips - Clouds Taste Metallic
Stereolab - Emperor Tomato Ketchup
The Fall - Hex Enduction Hour
Peter Gabriel - 3rd album
Genesis - Selling England by the Pound
King Crimson - Red
Laika - Silver Apples of the Moon
The Beatles - Revolver
Nick Cave and the Bad Seeds - Henry's Dream
Talking Heads - The Name of This Band is Talking Heads
The Clash - London Calling
REM - Life's Rich Pageant
Pixies - Doolittle
Curve - Doppleganger
Elvis Costello and the Attractions - This Year's Model
Great CD. Talking Heads were fabulous, too.