Babrak Karmal befriended fellow inmate Mir Akbar Khyber, who introduced Karmal to Marxism. Karmal changed his name from Sultan Hussein to Babrak Karmal, which means "Comrade of the Workers'" in Pashtun, to disassociate himself from his bourgeois background. When he was released from prison, he continued his activities in the student union, and began to promote Marxism. Karmal spent the rest of the 1950s and the early 1960s becoming involved with Marxist organizations, of which there were at least four in Afghanistan at the time; two of the four were established by Karmal. When the 1964 Afghan Provisional Constitution, which legalised the
Sultan Mohammed Ali al-Kitbi since the 1990s. He served with peacekeeping missions in Somalia and Kosovo. During the Saudi Arabian-led coalition's intervention in the Yemeni civil war, Al-Kitbi took part in Operation "Restoring Hope" and was involved in the fighting to capture the city of Taiz, in southern Yemen. He was killed in a rocket attack by Houthi rebels on Monday, 14 December 2015, near Taiz along with Saudi Arabian colonel Abdullah al-Sahian. His body was later returned to the UAE. Al-Kitbi had seven children. His brother is a former member of the Federal National Council. Sultan Mohammed Ali al-Kitbi Sultan Mohammed Ali al-Kitbi