caliphs

Lady Zahra (as) herself made a will demanding her grave to remain hidden in order to show her disapproval and objection to those who usurped caliphate after her father.  

Regarding the ambiguity in the martyrdom date of Lady Fatima, Islamic scholars have mentioned different causes. Some maintain that the ambiguity originates from a misunderstanding caused by the way scribes registered the martyrdom date of Fatima. 

Imam Ali (A) wanted to revive the Sunnah but people didn't give him the opportunity!

Imam Ali (A) has described the events after the Prophet (pbuh) as following of Pharaoh’s method.