LAM Mozambique Airlines addition of Blantyre and Manzini to the network. The first of these machines entered the fleet in 1969. The airline would order two more Boeing 737-200s in the forthcoming years, taking possession of the fourth one in 1973. Mozambique gained its independence from Portugal in 1975. Intercontinental services started in 1976 serving the Lourenço Marques–Beira–Accra–Lisbon route, at first with a Boeing 707-320, and then with a Boeing 707-320C leased from Tempair International Airlines. In 1979, a Douglas DC-8 was ordered. DETA was Mozambique's flag carrier until 1980. Following allegations of corruption, the airline was restructured and renamed "LAMLinhas Aéreas de
People's Republic of Mozambique preceding independence, FRELIMO consolidated its presence in the south and in urban areas. This was done through the work of militant groups ("grupos dinamizadores" or "dynamic groups"), which also included Mozambicans of Portuguese origin. The period prior to independence was also marked by the settling of scores and public trials against members FRELIMO who had strayed from the FRELIMO party line. "Traitors," "reactionaries," and real or suspected agents of the U.S. Central Intelligence Agency or PIDE, the Portuguese security agency. The Central Committee of FRELIMO adopted the constitution of the People's Republic of Mozambique on June 20, which established that