Question: Udham Singh assassinated Which Lieutenant Governor? The Lieutenant Governor endorsed General Reginald Dyer's action regarding the Amritsar massacre.

full_context: Document 1: Michael O'Dwyer: Sir Michael Francis O'Dwyer (28 April 1864 – 13 March 1940) was Lieutenant Governor of the Punjab in India from 1912 until 1919. O'Dwyer endorsed General Reginald Dyer's action regarding the Amritsar massacre and termed it a "correct action". In 1940, aged 75, he was assassinated by Udham Singh.
Document 2: The Butcher of Amritsar: The Butcher of Amritsar: General Reginald Dyer is a 2006 historical biography written by Nigel Collett, a former Gurkha officer, which covers the life of Reginald Dyer. The book's title refers to the 1919 massacre at Jallianwala Bagh in which 379 people were shot by troops under the command of Dyer. It is the second biography written on Dyer, the first having been written in the 1930s with co-operation from Dyer's widow which was described by Saul David as an "unashamed hagiography".
Document 3: Saifuddin Kitchlew: Saifuddin Kitchlew (15 January 1888 – 9 October 1963) was an Indian freedom fighter, barrister and an Indian Muslim nationalist leader. An Indian National Congress politician, he first became Punjab Pradesh Congress Committee (Punjab PCC) head and later the General Secretary of the AICC in 1924. He is most remembered for the protests in Punjab after the implementation of Rowlatt Act in March 1919, after which on 10 April, he and another leader Dr. Satya Pal, were secretly sent to Dharamsala. A public protest rally against their arrest and that of Gandhi, on 13 April 1919 at Jallianwala Bagh, Amritsar, led to the infamous Jallianwala Bagh massacre.He was awarded the Stalin Peace Prize (now known as Lenin Peace Prize) in 1952.
Document 4: Udham Singh: Udham Singh (26 December 1899 – 31 July 1940) was an Indian revolutionary best known for assassinating Michael O'Dwyer, the former Lieutenant Governor of the Punjab in British India, on 13 March 1940. The assassination has been described as an avenging of the Jallianwala Bagh massacre in Amritsar in 1919. Udham Singh is a well-known figure of the Indian independence movement. He is sometimes referred to as Shaheed-i-Azam Sardar Udham Singh (the expression "Shaheed-i-Azam," Urdu: شهید اعظم‎ , means "the great martyr"). A district (Udham Singh Nagar) of Uttarakhand was named after him in October 1995 by Mayawati government.
Document 5: Michael Moran (Tuam): Moran was a native of Carramoneen, Tuam, County Galway was shot dead in Galway while in the custody of the Royal Irish Constabulary. He was said to have been shot while trying to escape. It is not known what relation he had, if any, with the Irish Republican Army. He was one of a number of people killed in County Galway during the Irish War of Independence.
Document 6: Shaheed Udham Singh (film): Shaheed Udham Singh is a 2000 revolutionary movie based on the life of the son of Hindustani soil, Shaheed Udham Singh who spent his whole life to punish Michael O'Dwyer, the British Lieutenant Governor of the Punjab who ordered the massacre of a thousand people at Jallianwala Bagh in Amritsar. The film was screened retrospective on August 13, 2016 at the "Independence Day Film Festival" jointly presented by the Indian Directorate of Film Festivals and Ministry of Defense, commemorating 70th Indian Independence Day.
Document 7: Assassination of Sir Arthur Charles: The Assassination of Sir Arthur Charles took place on 1 September 1965 during the Aden Emergency. Charles was the speaker of the Aden State Legislative Assembly. He was shot in Wednesday night outside a tennis club by Hasan al-Zag and died shortly afterwards. Charles had been in Aden since 1959 and was knighted in June 1965.
Document 8: Bhagat Singh: Bhagat Singh (] 1907  – 23 March 1931) was a charismatic Indian socialist revolutionary whose two acts of dramatic violence against the British in India and execution at age 23 made him a folk hero of the Indian independence movement.
Document 9: Assassination of Mahatma Gandhi: Mahatma Gandhi was assassinated on 30 January 1948 in the compound of Birla House (now Gandhi Smriti), a large mansion in central New Delhi. His assassin was Nathuram Vinayak Godse, a Chitpavan brahmin from Pune, Maharashtra, a Hindu nationalist, a member of the political party, the Hindu Mahasabha, as well as a former member of the Rashtriya Swayamsevak Sangh (RSS), a right-wing Hindu paramilitary volunteer organization. Godse had planned the assassination with other Hindus from various backgrounds including a refugee from the Partition of India and Pakistan in 1947.
Document 10: Mick Ranger: Mick Ranger is an Essex, UK based firearms dealer. He previously sold Michael Ryan the Chinese "Type 56" copy of AK-47 rifle that he used in 1987 to kill eight people during the Hungerford massacre.
Document 11: Mohammed Abdul Qadeer: Abdul Qadeer was the ex-constable of police from Hyderabad, who was convicted for life sentence for killing ACP Sattiah, who was illegally harassing Muslim youth during the Babri Masjid demolition riots in 1992. Abdul qadeer was illegally detained in jail despite the completion period of his life imprisonment. Many muslim organizations appealed for the release of Mohammed abdul qadeer on the grounds of his health but previous governments declined the plea. He was finally released from jail by the Government of Telangana on 29 March 2016.He Passed Away On The Night Of 14 September 2017 In His Hometown Hyderabad,India. Former Supreme Court judge Markandey Katju sought the release of ex-constable mohammed Abdul qadeer who is serving a life sentence at Cherlapalli jail, on humanitarian grounds. Katju twitted on social media K Chandrasekhar Rao for the release of ex-constable on humanitarian grounds.
Document 12: Michael McCorkell: Colonel Sir Michael McCorkell (3 May 1925 – 13 November 2006) was an Ulster soldier and British public servant, emulating the high level of British public service of successive generations of the McCorkell family, being Lord Lieutenant of County Londonderry for 25 years. His uncle, Sir Dudley McCorkell, had also been Lord Lieutenant of County Londonderry.
Document 13: Hungerford massacre: The Hungerford massacre was a series of random shootings in Hungerford, Berkshire, United Kingdom, on 19 August 1987, when Michael Robert Ryan, an unemployed antique dealer and handyman, fatally shot 16 people, before taking his own life. The shootings, committed using a handgun and two semi-automatic rifles, occurred at several locations, including a school he had once attended. A police officer died in the incident, and many people were injured. 15 other people were also shot but survived. No firm motive for the killings has ever been established, although one psychologist has theorised Ryan's motive for the massacre had been a form of "anger and contempt for the ordinary life" around him, which he himself was not a tangible part of.
Document 14: Jaimal Singh Padda: Jaimal Singh Padda was a poet, communist activist. He was shot dead on 17 March 1988 in Lakhan ka Padda village, Kapurthala district by Khalistan movement extremists. He was filmed reciting his poem Una Mitterandi Yaad Pyari, before his death, by Anand Patwardhan in his documentary Una Mitterandi Yaad Pyari.
Document 15: Jallianwala Bagh massacre: The Jallianwala Bagh massacre, also known as the Amritsar massacre, took place on 13 April, 1919 when a crowd of non-violent protesters, along with Baishakhi pilgrims, who had gathered in Jallianwala Bagh, Amritsar, Punjab, were fired upon by troops of the British Indian Army under the command of Colonel Reginald Dyer. The civilians, in the majority Sikhs, had assembled to participate in the annual Baisakhi celebrations, a religious and cultural festival for Punjabi people and also to condemn the arrest and deportation of two national leaders, Satya Pal and Dr Saifuddin Kitchlew. Coming from outside the city, they may have been unaware of the imposition of martial law.
ground_truth: Sir Michael Francis O'Dwyer