India (ISO: Bhārat), also known as the Republic of India (ISO: Bhārat Gaṇarājya), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world.
The United States of America (USA), commonly known as the United States (U.S. or US) or America, is a country comprising 50 states, a federal district, five major self-governing territories, and various possessions.
Australia, officially the Commonwealth of Australia, is a sovereign country comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands. It is the largest country in Oceania and the world's sixth-largest country by total area.
Sri Lanka (UK: , US: (listen); Sinhala: ශ්රී ලංකා Śrī Laṃkā; Tamil: இலங்கை Ilaṅkai), officially the Democratic Socialist Republic of Sri Lanka, is an island country in South Asia, located in the Indian Ocean to the southwest of the Bay of Bengal and to the southeast of the Arabian Sea.
Coimbatore (), also known as Kovai and Koyamuthur, is a major city in the Indian state of Tamil Nadu. It is located on the banks of the Noyyal River and surrounded by the Western Ghats. Coimbatore is the second largest city by area and population in Tamil Nadu after Chennai and the 16th largest urban agglomeration in India.
Tiruchirappalli (pronunciation ) (formerly Trichinopoly in English), also called Trichy, is a major tier II city in the Indian state of Tamil Nadu and the administrative headquarters of Tiruchirappalli District.
Pakistan, officially the Islamic Republic of Pakistan, is a country in South Asia. It is the world’s sixth-most populous country with a population exceeding 212,742,631 people. In area, it is the 33rd-largest country, spanning 881,913 square kilometres (340,509 square miles).