prophet Muhammad (PBUH)
after him Imam Ali (sa)
after him Imam Hasan (sa)
after him Imam Hssain (sa)
and then 8 Imam from children of Imam Hasan (sa)
totally 12 Imam.
currently Imam Mahdi who is dissappeared but some especial Shia Muslims meet him and he guids them.
recently Imam Khomeini was leader of Iran Islamic revolution who was main shia leader in world. and after his death recently now Imam Khamenei is leader of Shia Islam in Iran and also shia countries.
other local shia leaders exist in shia countries but Imam Khamanei is main leader in shia world.
There are numerous types of religious leaders in Shiite Islam. The most famous and most authoritative are the Ayatollahs who are responsible for all Shiites in a certain geographic area and have no superiors (similar to Orthodox Patriarchs).
Answer 2
According to Shia Islam only one of the fourteen infallibles can be leader of humans of the world. currently the 14th of them (Imam Mahdi a.s.) is at occultation because Muslims killed all of 11 infallibles Imams before him. but at occultation he still supports and guides belivers but secretly and not publically. according to his sayings at times of occultation an expert Islamic scholar with some specific terms should lead the Islamic society. currently Imam Khamenei is agreed by shia Islam scholars as leader based on guidelines of Imam Mahdi a.s. for leader. for more information you can refer to below books:
Iran's Shiite religious leader is called an Ayatollah.
the shiite religious leader are called Imam which they are true successor of the islamic prophet after him and they are twelve imams from son of the daughter of the prophet.
The matter of leadership evolved into the Shia institution of the Imamate, a spiritual leader followers considered chosen by God.
Imams.
Please see the Related Link below.
they support ayatollah Sistani the leader of Shia Muslims of Iraq.
This group is called the Shi'a. Its members were known as Shiites.
The Shi'ites want a relative of the now dead, Muhammad to become the new leader, while the Sunnis want any worthy man to serve a the religeous leader.
The Shiites group. Refer to question below for morte information.
They are called Shiites. refer to related question for more information.
The Shiites are Muslims, and pray to Allah Almighty.
No. Israel and Shiites have opposition.
No. Shiites are just as hygenic as anyone else.
No. Shiites are just as hygenic as anyone else.
Shiites
the Sunnis are the majority and the shiites are the minority.therefore the numbers of Sunnis are more than shiites populations.