Jharkhand (; Hindi: [d͡ʒʱɑːɾkʰəɳɖ]; lit. 'the land of forests') is a state in eastern India. The state shares its border with the states of West Bengal to the east, Chhattisgarh to the west, Uttar Pradesh to the northwest, Bihar to the north and Odisha to the south. It has an area of 79,716 km2 (30,779 sq mi). It is the 15th largest state by area, and the 14th largest by population. Hindi is the official language of the state. The city of Ranchi is its capital and Dumka its sub-capital. The state is known for its waterfalls, hills and holy places; Baidyanath Dham, Parasnath, Dewri and Rajrappa are major religious sites. The state was formed on 15 November 2000, after carving out what was previously the southern half of Bihar. Jharkhand suffers from what is sometimes termed a resource curse: it accounts for more than 40% of the mineral resources of India, but 39.1% of its population is below the poverty line and 19.6% of children under five years of age are malnourished. Jharkhand is primarily rural, with about 24% of its population living in cities. It is amongst the leading states in terms of economic growth. In 2017–18, the GDP growth rate of state was at 10.22%.

Patna (Hindi: [ˈpəʈnaː] (listen)), historically known as Pataliputra, is the capital and largest city of the state of Bihar in India. According to the United Nations, as of 2018, Patna had a population of 2.35 million, making it the 19th largest city in India. Covering 250 square kilometres (97 sq mi) and over 2.5 million people, its urban agglomeration is the 18th largest in India. Patna serves as the seat of Patna High Court. The Buddhist, Hindu and Jain pilgrimage centres of Vaishali, Rajgir, Nalanda, Bodh Gaya and Pawapuri are nearby and Patna City is a sacred city for Sikhs as the tenth Sikh Guru, Guru Gobind Singh was born here. The modern city of Patna is mainly on the southern bank of the river Ganges. The city also straddles the rivers Sone, Gandak and Punpun. The city is approximately 35 kilometres (22 mi) in length and 16 to 18 kilometres (9.9 to 11.2 mi) wide. One of the oldest continuously inhabited places in the world, Patna was founded in 490 BCE by the king of Magadha. Ancient Patna, known as Pataliputra, was the capital of the Magadh Empire through Haryanka, Nanda, Mauryan, Shunga, Gupta and Pala dynasties. Pataliputra was a seat of learning and fine arts. It was home to many astronomers and scholars including Aryabhata, Vātsyāyana and Chanakya. During the Maurya period (around 300 BCE) its population was about 400,000. Patna served as the seat of power, and political and cultural centre of the Indian subcontinent during the Maurya and Gupta empires. With the fall of the Gupta Empire, Patna lost its glory. It was revived again in the 17th century by the British as a centre of international trade. Following the partition of Bengal presidency in 1912, Patna became the capital of Bihar and Orissa Province.Until the 19th century it was a major trading and commercial hub in India. After independence there were a few downturns but its economy was still stable. After the separation of Jharkhand from Bihar, it lost its glory. Now trials are made to develop the city. As per the Directorate of Economics and Statistics (Government of Bihar), Nominal GDP of Patna District was estimated at INR 63,176.55 crores in 2011-12. As of 2011-12, Patna already recorded per capita gross domestic product of ₹1,08,657, way ahead of many other Indian cities and state capitals. Using figures for assumed average annual growth, Patna is the 21st fastest growing city in the world and 5th fastest growing city in India according to a study by the City Mayors Foundation. Patna registered an average annual growth of 3.72% during 2006–2010. As of 2011-12, GDP per capita of Patna is ₹1,08,657 and its GDP growth rate is 7.29 per cent. In June 2009, the World Bank ranked Patna second in India (after Delhi) for ease of starting a business.