As soon as Bak yeon ascends to Yemun Daejehak in 1453, Gyeyujeongnan Revolts broke out. Park Gye-woo, the third son of Park Yeon, a Hall of Worthies scholar, was killed by a group of king Sejo along with other numerous loyalists for leaking Suyang Daegun's plan. And Bak Yeon was put into an exile at the age of 80 and died the following year. His descendants were prohibited from taking gwageo exams for 331 years until king Yeongjo awarded him a honorable title of Mun Heon in 1767. Great-grandfather : Park Sun-jung (朴純中)        R. K. Chaudhary  R. K. Chaudhary, is an Indian politician and former cabinet minister and founder of Rashtriya Swabhiman Party. R.K. Chaudhary was born to Jagdeen at Toniya, Faizabad district, Uttar Pradesh. In 1977, he completed his B.A LLB from Dr. Ram Manohar Lohia Avadh University, Faizabad. His political career started with Bahujan Samaj Party under the leadership of Kanshi Ram in Uttar Pradesh. In 1993 he was made state coordinator of the party. He fetched a strong support from own Pasi community and was a heavyweight Dalit leader. He won 1996 Uttar Pradesh Aseembly elections he won from Mohanlalganj constituency and later got expelled from BSP in 1998 because of anti-party activities. He fought in 2002 Uttar Pradesh Assembly Elections as independent candidate and formed his party, Bahujan Samaj Swabhiman Sangharsh Samiti in 2003. In, 2007 he formed Rashtriya Swabhiman Party. He succesafully fought the 2007 assembly elections from Mohanlalganj seat. In 2013, he re-joined BSP and fought first Lok Sabha elections in 2014 from Mohanlalganj constituency. Later, he joined Bharatiya Janata Party and fought in 2017 Uttar Pradesh Assembly elections from Mohanlalganj. He merged his party, Bahujan Samaj Swabhiman Sangharsh Samiti into Samajwadi Party.Later, in 2019 he joined the Indian National Congress and fought 17th Lok Sabha from Mohalalganj constituency. He was cabinet minister in state for Roadways, Health, Ambedkar Rural Development and Sports in the Government of Uttar Pradesh.