Black Star (a Talib Kweli and Mos Def project) only made one album. They touch on politics starting with their name, which is a reference to the shipping line of Marcus Garvey, the leader of 1920's pan-African movement.
After the deaths of artists Tupac Shakur and The Notorious B.I.G., this album, with its message of love, passion and the call to represent and do good, filled a lot of people with the sense that the most important time in history is the moment you're in.
Here's Definition, their dedication to 2Pac and Biggie:
