<P> Kalyan Singh (born 5 January 1932) is the Governor of Rajasthan since 4 September 2014 . He took additional charge of Himachal Pradesh replacing Urmila Singh, whose five - year term ended on 24 January 2015 . Prior to that, he was an Indian politician from the state of Uttar Pradesh . Kalyan Singh was born to Tejpal Singh Lodhi and Sita on 5 January 1932 . He has served two terms as the Chief Minister of Uttar Pradesh and was appointed Governor of Rajasthan on 26 August 2014 . Kalyan Singh is known for his role in the Babri Masjid demolition . Addressing reporters in Etah, Kalyan Singh once said that he owns full responsibility for the demolition of the 16th - century mosque in Ayodhya on 6 December 1992, thus reigniting the controversial Ramjanmabhoomi dispute . During a speech at the 26th convocation ceremony, he appealed against the word' Adhinayak', saying it should be replaced by' Mangal' . </P> <P> He first became the chief minister of Uttar Pradesh in June 1991 . </P> <P> According to the chargesheet filed by the Central Bureau of Investigation (CBI) in the Babri Masjid demolition case, just after becoming chief minister, he, with his colleagues, "visited Ayodhya and took a vow to construct Ram temple there itself ." In October 1991, his government acquired 2.77 acres (11,200 m) of land around the "Babri Masjid Complex" under a government notification for the purpose of "promoting tourism". In July 1992, the Sangh Parivar laid the foundation for the proposed Ram temple by digging around the Babri Masjid and filling the area with 10 - foot (3.0 m) - thick layer of reinforced cement concrete . Kalyan Singh's government called it a "platform" for performing bhajans while the Vishva Hindu Parishad (VHP) declared it as the foundation for Ram temple . </P> <P> Kar Seva was supposed to be conducted in Ayodhya on 6 December 1992 and he filed an affidavit in the Supreme Court that as the chief minister of Uttar Pradesh, he will not allow any damage to the mosque . However, Kar Sevaks demolished Babri mosque on that day . Taking the moral responsibility, he resigned from the post of Chief Minister of Uttar Pradesh in the evening . Later, Union government dissolved Uttar Pradesh assembly . </P>

Who was the chief minister of up during babri masjid demolition