Conversation so far:
What happened to Fred Hampton in Chicago?
Hampton and his associates made a number of significant achievements in Chicago. Perhaps his most important accomplishment was his brokering of a nonaggression pact among Chicago's most powerful street gangs.
Who are the Young Lords?
The Young Lords or Young Lords Party) is a civil and human rights organization.

Question: How did this affect him?
Self-contained rewrite: How did meeting The Young Lords in Chicago affect Fred Hampton?