he is form children of prophet Muhammad PBUH and is not alive but in the Occultation and will come with Jesus PBUh to bring peace to humanity.
please read below books in related link.
people killed all other Imams and Mahdi comes when people of world want it and be ready for him.
There is a famous Hadith from prophet Muhammad (PBUH) that Mahdi at hide is like sun behind cloud, he is hidden from people but people receive his benefits. Shia Muslims say some faithful believers have connection with Mahdi and use his knowledge. Shia Muslims believe that it is proved at least 1000 persons have had connection and talk with Mahdi during his hide period but Any one having relation with Mahdi keep it and does not declare it in public until is alive.
believing or not beliving in Imamat (leadership of Islam Ummah after prophet appointed by Allah) has direct effect on today political leadership of Islamic Ummah.
if you beleive Caliph is only appointed by God then you ask so who is today Caliph?
Indeed he is Mahdi (sa) and all Muslims prepare themselves for his comming and he come and Islam gets all the world.
but do you know why he does not come?
the only reason is he does not have enough real soldiers to help him establish Islamic goverment in world. most of Muslims only claim.
he does not come until Muslims really want him to arrive and lead them.
when you do not believe in his Caliphate you will accept corrupted Dictators to decide and lead for Muslims.
Dictators like Mubarak, Ghazafi, Saudi King, Saleh,...
first one who entered Dictatorship to islam was Muaviyeh and then his son Yazid.
Haji Mahadi died on February 20, 1983.
Aboubakar Mahadi was born on 1989-11-30.
Haji Mahadi was born in 1914, in Negeri Sembilan, Malaysia.
According to Islamic belief, Imam Mahdi is expected to be born in the city of Kufa, Iraq. However, there are varying interpretations within different sects of Islam regarding his birthplace and the details of his life. In Shia Islam, he is believed to be the twelfth Imam, Muhammad al-Mahdi, who went into occultation and will reappear to bring justice. The specifics of his birth and life are often discussed in religious texts and teachings.
Tengku Sepora Tengku Mahadi has written: 'Translation of legal texts from English into Malay with examples from constitutionaland didactic texts'
Mercu Mahadi has written: 'Motif hias kori di depan gedung Mahudara Mandara Giri Bhuana, Taman Budaya Denpasar'
Imam Sadiq S.A. is son of Imam Baqir S.A. Imam Baqir S.A. is son of Imam Sajjad S.A Imam Sajjad S.A is son of Imam Hussain S.A. Imam Hussain S.A. and Imam Hasan S.A. are children of Imam Ali S.A.
In English you call him: leader of the mosque. But in Arabic you call him: Imam ul-masjid. However, most people just call him : Imam.
The importance of an imam can vary depending on context and beliefs. Some widely recognized influential imams include Imam al-Ghazali, Imam Malik, Imam Bukhari, and Imam al-Shafi'i. Ultimately, the significance of an imam is subjective and can differ among different Islamic communities.
Imam Hasan S.A. and Imam Hussain S.A.
Imam Haniffa
after martyrdom of his father he became Imam at age 22