Amar Singh is an Indian politician from the state of Uttar Pradesh and one of the founding leaders of Samajwadi Party. Known for his chaste Hindi and political connections, Amar Singh polarises the public opinion on him. He has several cases of corruption pending against him making him widely unpopular. He was the general secretary of the Samajwadi Party and is a member of the Rajya Sabha, the upper house of the Indian parliament. On 6 January 2010, he resigned from all the posts of Samajwadi Party and was later expelled from the party by its chief, Mulayam Singh Yadav, on 2 February 2010. He spent a brief period in judicial custody in 2011.He finally retired from politics.
Which of these should retire from politics?