Conversation so far:
Who did Robert F. Kennedy run against in the senate in 1964?
Robert F. Kennedy's opponent in the 1964 race was Republican incumbent Kenneth Keating, who attempted to portray Kennedy as an arrogant carpetbagger from Massachusetts.
Are there other interesting aspects about the Robert F. Kennedy article?
Robert F. Kennedy charged Keating with having not done much of anything constructive“.
What did Robert F. Kennedy do for a living?
Robert F. Kennedy is best known for advocacy for the civil rights movement, the fight against organized crime and the Mafia, and involvement in U.S. foreign policy related to Cuba.

Question: what type of lawyer was he?
Self-contained rewrite: What type of lawyer was Robert F. Kennedy?