generate questions: As the Communist Party was outlawed in Yugoslavia starting on 30 December 1920, Josip Broz took on many assumed names during his activity within the Party, including "Rudi", "Walter", and "Tito." Broz himself explains:
Starting in what year was the Communist Party outlawed in Yugoslavia? {sep_token} What party was outlawed in Yugoslavia in 1920? {sep_token} "Rudi", "Walter" and "Tito" are names that what person assumed? {sep_token} On what date in 1920 was the Communist party outlawed in Yugoslavia? {sep_token} What was Tito's former name? {sep_token}