Complex sentence: His case set a precedent in Japanese law that effectively criminalized the discussion of ideas, and the government's clampdown on dissent further intensified after the 1921 assassination of Prime Minister Hara Takashi.
Split into simpler sentences: His case set a precedent in Japanese law that effectively criminalized the discussion of ideas. The government's clampdown on dissent further intensified after the 1921 assassination of Prime Minister Hara Takashi.