Tanzania is the largest nation in East Africa with a population of about 61.7 million as of the 2022 national census. The population is growing at an annual rate of about 3.2 % Tanzania continues to be a very young country: approximately 42.8% of the population is under the age of 15. The people comprise over 120 tribes. However, they are united by a common language known as Kiswahili, a shared sense of purpose, and a common sense of nationhood. Most Tanzanians are of Bantu origin, while a small proportion have ancestry of Asian descent. The majority of Tanzanians, over 70% live in their native rural areas, where they adhere to native cultural norms. In the cosmopolitan areas, there is a diversity of people from all over the country. Overall, Tanzanians are very warm and hospitable people who often display a positive and pleasant reception to foreigners. Kiswahili is the national language in daily use and English is the official medium of communication in secondary schools, academic institutions, and business settings.