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
Prime Minister of Turkey Prime Minister of Turkey The Prime Minister of the Republic of Turkey (Turkish: "Türkiye Cumhuriyeti Başbakanı") was the head of government of the Republic of Turkey from 1920 to 2018. The prime minister was the leader of a political coalition in the Turkish parliament (Meclis) and the leader of the cabinet. The last holder of the position is Binali Yıldırım of the Justice and Development Party (AKP), who took office on 24 May 2016. In the Ottoman Empire, the prime minister of the Ottoman sultan held the title of Grand Vizier (). After the Tanzimat period in the 19th century,