ʿ Abbās III (r. 1145-9/1732-6) was the last shah of the Ṣafavid dynasty. At first protected by Ṭahmāsp Qulī Khān (1100-60/1688-1747, the future ruler Nādir Shāh), ʿAbbas III was then deposed by Nādir Shāh and later murdered on the orders of his son. When he made the eight-month-old ʿAbbās III his monarch, Nādir dropped his own previous title, Ṭahmāsp Qulī Ḳhān, now preferring to be referred to as vakīl al-dawla (lit. 'administrator of the state', i.e., prime minister) or nāʾib