Complex sentence: He instituted German laws controlling the press and abolished political parties and trade unions, ordered a harsh crack-down on protesting students in October and November 1939, but he was regarded as insufficiently rigorous in controlling Czech resistance.
Split into simpler sentences: He instituted German laws controlling the press and abolished political parties and trade unions. He ordered a harsh crack-down on protesting students in October and November 1939, but he was regarded as insufficiently rigorous in controlling Czech resistance.