Millicom, a Luxembourg-based international telecommunications and media company, has announced it has signed agreements to sell its operations in Tanzania and its stake in the AirtelTigo joint venture in Ghana. The concluding deals will complete Millicom’s prolonged plan to leave the African market and focus on its operations in Latin America.   Millicom has been operating in the Tanzanian market since 1994 and took ownership of the local operations in 2006. For a while, the company tried to make their shares public, but in the end decided to sell the business in its entirety. The company agreed to sell its Tanzanian business for an undisclosed amount to a consortium led by Axian.   In the meantime, the company signed an agreement with its joint venture partner Bharti Airtel on Friday to pass on its AirtelTigo shares to the Ghanaian government for $25 million.   Looking at Millicom’s operations in Africa…