Conversation so far:
What was one of Chao's polital views?
Chao's lyrics provoke his audience to think about immigration, love, living in ghettos, drugs, and often carry a left-wing message.
What was his political view on drugs?
CANNOTANSWER.
Was he an activist?
Chao uses his Facebook and Twitter accounts to show support to many causes and current movements.

Question: What causes or movements did he show support for?
Self-contained rewrite: What causes or movements did Manu Chao show support for?