Tanzania sits on the eastern coast of Africa, in the African Great Lakes region, bordered by 9 countries. It is home to the tallest mountain in Africa, Mount Kilimanjaro. The 2018 population estimate of the country as 56,300,000. The official national language is Swahili, with English and Arabic prominent as well. There are roughly 125 distinct ethnic groups in the Tanzania, with an estimated 31 yet to be reached.
Besides Christianity, Islam and regional ethnic religions are prominent. More than half of the Christians in the country are Roman Catholic, followed by Lutheran and Moravian influences, remaining from previous German colonization. In recent years, the Walokole movement (East African Revival) has spread through regions of the country, largely influenced by charismatic and Pentecostal groups. Of this conglomeration of religious influences, an estimated 5,000,000 people are evangelical.
Sources: Operation World, Wikipedia