Nauru is a small island country in the Pacific Ocean, located northeast of Australia. It is one of the smallest countries in the world in terms of both land area and population. Nauru is known for its phosphate mining industry, which has been a major source of revenue for the country. However, environmental damage from phosphate mining has led to economic and social challenges for Nauru. The country is also facing issues such as obesity, unemployment, and dependence on foreign aid.