Conversation so far:
When did Giuseppe Verdi first get involved in politics?
Verdi began in 1859 to take an active interest in Italian politics.
What type of action did he take in politics?
After Italy was unified in 1861, many of Verdi's early operas were increasingly re-interpreted as Risorgimento works with hidden Revolutionary messages.
Did he ever work in politics?
Verdi was elected as a member of the new provincial council.
When was he elected?
In 1859.

Question: How long did he serve?
Self-contained rewrite: How long did Giuseppe Verdi serve?