Conversation so far:
Where was Wladyslaw Gomulka born?
Władysław Gomułka was born in the Białobrzegi Franciszkańskie village on the outskirts of Krosno, Austria-Hungary.
What did Wladyslaw Gomulka enjoy doing as a child?
Throughout his life Władysław Gomułka was an avid reader and accomplished a great deal of self-education.
Where did Wladyslaw Gomulka attend school?
Władysław Gomułka attended schools in Krosno for six or seven years, until the age of thirteen, when he had to start an apprenticeship in a metalworks shop.

Question: When did he become involved in politics?
Self-contained rewrite: When did Wladyslaw Gomulka become involved in politics?