This document provides information about Pakistan, including its multiethnic diversity, provinces and territories, population size, history, natural and economic resources, agriculture sector, trade location, health expenditures, and flood control infrastructure like dams, barrages, and headworks. Key facts are that Pakistan has a population of around 145 million people, literacy rate of 38.9%, and population doubling time of 25 years. It also expends only 0.7% of GNP on health.