<P> After the mutiny, the British established a high court, a police headquarters and a public - service commission in Allahabad, making the city an administrative centre . They truncated the Delhi region of the state, merging it with Punjab and moving the capital of the North - Western Provinces to Allahabad (where it remained for 20 years). In January 1858, Earl Canning departed Calcutta for Allahabad . That year he read Queen Victoria's proclamation, transferring control of India from the East India Company to the British Crown (beginning the British Raj), in Minto Park . In 1877 the provinces of Agra and Awadh were merged to form the United Provinces, with Allahabad its capital until 1920 . </P> <P> The 1888 session of the Indian National Congress was held in the city, and by the turn of the 20th century, Allahabad was a revolutionary centre . Nityanand Chatterji became a household name when he hurled a bomb at a European club . In Alfred Park in 1931, Chandrashekhar Azad died when surrounded by British police . The Nehru family homes, Anand Bhavan and Swaraj Bhavan, were centres of Indian National Congress activity . During the years before independence, Allahabad was home to thousands of satyagrahis led by Purushottam Das Tandon, Bishambhar Nath Pande, Narayan Dutt Tiwari and others . The first seeds of the Pakistani nation were sown in Allahabad . On 29 December 1930, Allama Muhammad Iqbal's presidential address to the All - India Muslim League proposed a separate Muslim state for the Muslim - majority regions of India . </P> <P> Allahabad is known as the City of Prime Ministers because seven out of 15 prime ministers of India since independence have connections to Allahabad (Jawaharlal Nehru, Lal Bahadur Shastri, Indira Gandhi, Rajiv Gandhi, Gulzarilal Nanda, Vishwanath Pratap Singh and Chandra Shekhar). All seven leaders were either born in Allahabad, were alumni of Allahabad University or were elected from an Allahabad constituency . </P> <P> Allahabad's elevation is over 90 m (295 ft) above sea level . The old part of the city, at the south of Allahabad Junction Railway Station, consists of neighbourhoods like Chowk, Johnstongunj, Dariyabad, Khuldabad and many more . In the north of the Railway Station, the new city consists of neighbourhoods like Lukergunj, Civil Lines, Georgetown, Tagoretown, Allahpur, Ashok Nagar, Mumfordgunj, Bharadwaj Puram and others which are relatively new and were built during the British rule . Civil Lines is the central business district of the city and is famous for its urban setting, gridiron plan roads and high rise buildings . Built in 1857, it was the largest town - planning project carried out in India before the establishment of New Delhi . Allahabad has many buildings featuring Indo - Islamic and Indo - Saracenic architecture . Although several buildings from the colonial period have been declared "heritage structures", others are deteriorating . Famous landmarks of the city are Allahabad Museum, New Yamuna Bridge, Allahabad University, Triveni Sangam, All Saints Cathedral, Anand Bhavan, Alfred Park etc . </P>

Why allahabad is called city of prime ministers
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