In a world which is armed to its teeth with nuclear weapons, every quarrel or difference of opinion may lead to violence of a kind quite different from what is possible today.
Bob Marley performed the 'One Love Peace' concert in Jamaica with the two different warring political sides. There's always been that in black music and culture in general. It's no surprise because black music is such a reflection of what's going on in black life. It's not unusual for hip-hop.