Question: In which country does the Northern Premier murdered in the Igbo coup hold citizenship?

full_context: Document 1: Mohammed Dabo Lere: Alhaji Mohammed Dabo Lere (1940-2002) is a Nigerian politician who was elected Governor of Kaduna State, Nigeria between January 1992 and November 1993 during the Nigerian Third Republic, leaving office after the military coup that brought General Sani Abacha to power.
Document 2: Nigeria: Beginning in 1979, Nigerians participated in a brief return to democracy when Olusegun Obasanjo transferred power to the civilian regime of Shehu Shagari. The Shagari government became viewed as corrupt and incompetent by virtually all sectors of Nigerian society. The military coup of Muhammadu Buhari shortly after the regime's fraudulent re-election in 1984 was generally viewed as a positive development. Buhari promised major reforms, but his government fared little better than its predecessor. His regime was overthrown by another military coup in 1985.
Document 3: States of Nigeria: Date Events Map 1960 - 1963 At the time of independence in 1960, Nigeria was a Federal State of three Regions: Northern, Western, and Eastern. Additionally, provinces, which were a legacy of colonial times, remained extant until they were abolished in 1976. 1963 - 1967 In 1963, two provinces were detached from the Western Region to form the new Mid-Western Region. 1967 - 1976 In 1967, the regions were replaced by 12 states due to a military decree; only the former Mid-Western Region escaped division, and formed a single state following the restructuring. From 1967 to 1970 the areas of Mid-Western State and the Eastern Region attempted to secede, as a nation called Biafra during the Nigerian civil war. 1976 - 1987 In 1976, seven new states were created, making 19 altogether. 1987 - 1991 During this period, there were 21 states and later, Abuja, the Federal Capital Territory. 1991 - 1996 During this period, there were 30 states and the Federal Capital Territory. The Federal Capital Territory was established in 1991. In 1987 two new states were established, followed by another nine in 1991, bringing the total to 30. The latest change, in 1996, resulted in the present number of 36 states.
Document 4: Nigeria: The disquilibrium and perceived corruption of the electoral and political process led, in 1966, to back-to-back military coups. The first coup was in January 1966 and was led by Igbo soldiers under Majors Emmanuel Ifeajuna and Chukwuma Kaduna Nzeogwu. The coup plotters succeeded in murdering Prime Minister Abubakar Tafawa Balewa, Premier Ahmadu Bello of the Northern Region and Premier Ladoke Akintola of the Western Region. But, the coup plotters struggled to form a central government. President Nwafor Orizu handed over government control to the Army, then under the command of another Igbo officer, General JTU Aguiyi-Ironsi.
Document 5: Nigeria: Modern-day Nigeria has been the site of numerous kingdoms and tribal states over the millennia. The modern state originated from British colonial rule beginning in the 19th century, and the merging of the Southern Nigeria Protectorate and Northern Nigeria Protectorate in 1914. The British set up administrative and legal structures whilst practising indirect rule through traditional chiefdoms. Nigeria became a formally independent federation in 1960, and plunged into a civil war from 1967 to 1970. It has since alternated between democratically-elected civilian governments and military dictatorships, until it achieved a stable democracy in 1999, with its 2011 presidential elections being viewed as the first to be conducted reasonably freely and fairly.
Document 6: Dangiwa Umar: Colonel (retired) Abubakar Dangiwa Umar (born 1949) was governor of Kaduna state in Nigeria from August 1985 to June 1988 during the military regime of General Ibrahim Babangida.
Document 7: First Nigerian Republic: The political unrest during the mid-1960s culminated into Nigeria's first military coup d'état. On 15 January 1966, Major Chukwuma Kaduna Nzeogwu and his fellow rebel soldiers (most of who were of southern extraction) and were led by Major Emmanuel Ifeajuna of the Nigerian Army, executed a bloody takeover of all institutions of government. Prime Minister Tafawa Balewa, was assassinated along with the premier of Northern Nigeria, strong - man Ahmadu Bello the Sardauna of Sokoto, Samuel Akintola, premier of the West and Festus Okotie - Eboh, the Finance Minister. (1). It is not clear whether President Azikiwe's life was spared because he was out of the country at the time, or whether he had been informed about the impending coup and was out of the country so that his life could be spared. Major - General Johnson Aguiyi - Ironsi took control as the first Head of the Federal Military Government of Nigeria on January 16, 1966.
Document 8: Hassan Muhammed Gusau: Hassan Muhammed Gusau, or Hassan Nasiha (born 12 December 1960) was elected Senator for the Zamfara Central constituency of Zamfara State, Nigeria, taking office on 29 May 2007. He is a member of the All Nigeria Peoples Party (ANPP) and the current PDP chairman zamfara state also a member PDP board of trustees .
Document 9: Abubakar Mahdi: Abubakar Mahdi was elected Senator for the Borno South constituency of Borno State, Nigeria at the start of the Nigerian Fourth Republic, running on the People's Democratic Party (PDP) platform. He took office on 29 May 1999.
Document 10: List of heads of state of Nigeria: President Term of office Political party (at time of election) Prime Minister (s) No Portrait Name Took office Left office Duration Nnamdi Azikiwe (1904 -- 1996) 1 October 1963 16 January 1966 (deposed.) 2 years, 107 days National Council of Nigeria and the Cameroons Balewa
Document 11: Abdurrahman Shugaba Darman: Alhaji Abdurrahman Shugaba Darman (1920–2010) was a Nigerian politician from Borno State, and a contemporary of the late Sir Ahmadu Bello. Shugaba Darman was a founding member of the Great Nigeria People's Party and was elected as a member of the Borno State House of Assembly in 1979 where he also became the house Majority Leader.
Document 12: Mohammed Goni: Alhaji Mohammed Goni is a retired civil servant who was Governor of Borno State, Nigeria (1979–1983) in the Nigerian Second Republic.
Document 13: Bukar Ibrahim: Alhaji Bukar Abba Ibrahim (born October 1950) was governor of Yobe State in Nigeria from 29 May 1999 to 29 May 2007. He also served as governor of the state from January 1992 to November 1993. He is a member of the All Nigeria People's Party (ANPP).
Document 14: Nigeria: Ethnocentrism, tribalism, religious persecution, and prebendalism have affected Nigerian politics both prior and subsequent to independence in 1960. Kin-selective altruism has made its way into Nigerian politics, resulting in tribalist efforts to concentrate Federal power to a particular region of their interests. Nationalism has also led to active secessionist movements such as MASSOB, Nationalist movements such as Oodua Peoples Congress, Movement for the Emancipation of the Niger Delta and a civil war. Nigeria's three largest ethnic groups (Hausa, Igbo and Yoruba) have maintained historical preeminence in Nigerian politics; competition amongst these three groups has fuelled corruption and graft.
Document 15: 1966 Nigerian counter-coup: The Nigerian counter-coup of 1966, or the so - called ``July Rematch '', was the second of many military coups in Nigeria. It was masterminded by Lt. Colonel Murtala Muhammed and many northern military officers. The coup began as a mutiny at roughly midnight on July 28, 1966 and was a reaction to the killings of Northern politicians and Officers by mostly Igbo soldiers on January 15, 1966 (see 1966 Nigerian coup d'état.) The July mutiny / counter coup resulted in the murder of Nigeria's first military Head of State General Johnson Aguiyi - Ironsi and Lt Colonel Adekunle Fajuyi (who was hosting a visiting Aguiyi - Ironsi) in Ibadan by disgruntled northern non-commissioned officers (NCOs). Upon the termination of Ironsi's government, Lt. Colonel Yakubu Gowon was appointed Head of State by the July 1966 coup conspirators.
ground_truth: Nigeria
sub_queries: Which Northern Premier was murdered in the Igbo coup? Answer: Ahmadu Bello
Ahmadu Bello >> country of citizenship Answer: Nigeria