Complex sentence: On October 17,1972, Park Chung-hee declared martial law, dissolving the national assembly and putting forth the Yushin Constitution, which gave the president effective control of parliament, leading to civil unrest and the jailing of hundreds of dissidents.
Split into simpler sentences: On October 17,1972, Park Chung-hee declared martial law, dissolving the national assembly and putting forth the Yusin Constitution which gave the president effective control of parliament. This led to civil unrest and the jailing of hundreds of dissidents.