P akistan, officially the Islamic Republic of Pakistan is a country in South Asia. It is the world's fifth-most populous country, with a population exceeding 225.1 million, and has the world's second-largest, Muslim population. Pakistan is the 33rd-largest country by area, spanning 881,913 square kilometers (340,509 square miles). Pakistan is the world's fifth-most-populous country . Birth rate: 29.8 births / 1 ,000 population (2016) Death rate: 7.5 deaths / 1 ,000 population (2016). P akistan has 1,046 kilometers(650-mile) coastline along with the Arabian Sea and the Gulf of Oman in the South and is bordered by India to the East, Afghanistan to the West, Iran to the southeast, China to the far most north.it is separated narrowly from Tajikistan by the Afghanistan Wakhan corridor in the Northwest and also shares maritime borders with Oman. Middle Power. Religion and the middl