• And when he burnt the copies of the Quran which had been gathered from the different parts of the empire When he circulated the official version prepared by Zayd Ibn Thabit . (this has been known as the 'Uthmanic' version ever since ), he was condemned for destroying the word of Allah, through he may have intended to ensure that only the correct version should be read. He was also thought, by some muslims, to be surrounded by people who gave bad advice and took advantage of his age and weakness. 
• Disquiet about Hazrat 'Uthman,s policies and his ability to rule, erupted after six years of his caliphate .Frist there was an uprising in Iraq , then in kufa , and then in Egypt . finally , in 35AH/656AD, troops froms all thtree provinces advanced on Madina to take their complaints directly to the caliph . the force from egypt arrived frist and angrily besiged Hazrat Uthman in his house , but when he agreed to their demands they were pacified . They began their journey home, but hearing he had tricked them , they turned back and began a second siege.
• This siege lasted some time,during which some leading Muslims tried to help Hazrat 'Uthman but were prevented, and eventually some of the Egyptian force, led by Hazrat Abu Bakr's son Muhammad, entered the house and murdered the caliph. It is said that they came upon him while he was reading the Qur'an, and that his blood was shed on it's pages,and also that his wife Na'ila was injured in the affray, while trying to protect him. The Caliph's body was buried by his family in secrecy.
• Hazrat 'Uthman's nephew Mu'awiya had sent troops from Syria to support him,though they arrived too late to save his life. But the governor did not rest until he had hunted down all the assassins of his uncle that he could find, and he demanded that all those responsible for this atrocity should be dealt with as they deserved.Hazrat 'Uthman's murder was to have terrible consequences throughout the community of Islam.