Harakat al-Mahrumin (حركة المحرومين | The Movement of the Dispossessed) was established by Imam Musa al-Sadr and member of parliament Hussein el-Husseini in 1974. On January 20, 1975 the Lebanese Resistance Detachments (also referred to in English as 'Battalions of the Lebanese Resistance') is formed as the military wing of the Movement of the Disinherited under the leadership of al-Sadr. In 1978 the founder al-Sadr disappears in mysterious circumstances while visiting Libya and was succeeded by Hussein el-Husseini as leader of Amal.