Sierra Leone was a British colony from the 18th to the 20th century. It gained independence in 1961. The country is located on the west coast of Africa. The official language of Sierra Leone is English.
Tanzania was a German colony from the 18th to the 20th century. It gained independence in 1961. The country is located on the east coast of Africa. The official languages of Tanzania are Swahili and English.
Sierra Leone and Tanzania are both members of the United Nations. They are also both members of the African Union.
