Ali
Ali ibn Abi Talib (Arabic: عليّ بن أبي طالب, romanized: ʿAlī ibn Abī Ṭālib; c. 600 – 661 CE) was the fourth Rashidun caliph who ruled from 656 CE until his assassination in 661, as well as the first Shia Imam. He was the cousin and son-in-law of the Islamic prophet Muhammad.