What is the flag of Tanzania?

The flag of Tanzania consists of five diagonal stripes the order from top to bottom being green, yellow, black, yellow and blue. The green stripe symbolizes the fertility of the land; The black stands for the citizens and the blue the Indian Ocean. The two yellow stripes represent Tanzania's mineral wealth. The flag of Tanzania became official on June 30, 1964, the same year Zanzibar and Tanganyika joined to become one country.