After

Muhammad Muhammad ( ar, مُحَمَّد; 570 – 8 June 632 CE) was an Arab religious, social, and political leader and the founder of Islam. According to Islamic doctrine, he was a prophet divinely inspired to preach and confirm the mo ...

's death, the disputed question of who should be the successor (

Caliph A caliphate or khilāfah ( ar, خِلَافَة, ) is an institution or public office under the leadership of an Islamic steward with the title of caliph (; ar, خَلِيفَة , ), a person considered a political-religious successor to th ...

) to Muhammad's political authority led eventually to the division of Islam into Sunni and

Shia Shīʿa Islam or Shīʿīsm is the second-largest branch of Islam. It holds that the Islamic prophet Muhammad designated ʿAlī ibn Abī Ṭālib as his successor (''khalīfa'') and the Imam (spiritual and political leader) after him, mo ...

. Sunni's believe that he should be elected, whereas Shia believe in divinely ordained

infallible Infallibility refers to an inability to be wrong. It can be applied within a specific domain, or it can be used as a more general adjective. The term has significance in both epistemology and theology, and its meaning and significance in both fi ...

twelve Shi'a Imams for leadership after Muhammad. The Ismaili Shia have their own version of the

Imamah {{expand Arabic, date=April 2021 The term imamate or ''imamah'' ( ar, إمامة, ''imāmah'') means "leadership" and refers to the office of an ''imam'' or a state ruled by an ''imam''. Theology *Imamate, in Sunni doctrine the caliphate :* Naqshb ...

doctrine. Originally, Shi'a belief was that they should refrain from politics in the absence of one of the twelve

Shia Imams In Shia Islam, the Imamah ( ar, إمامة) is a doctrine which asserts that certain individuals from the lineage of the Islamic prophet Muhammad are to be accepted as leaders and guides of the ummah after the death of Muhammad. Imamah further ...

. But after The Occultation of the twelfth Shia Imam, the original Shia concept of leadership became untenable, so the notion of

Guardianship of the Islamic Jurists The Guardianship or Governance/''Wilāyat'' of/by an Islamic Jurist/''Faqīh'' ( fa, , Velâyat-e Faqih; ar, وِلاَيَةُ ٱلْفَقِيهِ, Wilāyat al-Faqīh), is a concept in Twelver Shia Islamic law which holds that until the re ...

(

Velayat-e faqih The Guardianship or Governance/''Wilāyat'' of/by an Islamic Jurist/''Faqīh'' ( fa, , Velâyat-e Faqih; ar, وِلاَيَةُ ٱلْفَقِيهِ, Wilāyat al-Faqīh), is a concept in Twelver Shia Islamic law which holds that until the re ...

) was derived by Ruhollah Khomeini.

See also