Aga Khan I (; or, less commonly but more correctly (; ), was the title accorded to Hasan Ali Shah (; ; 1804 in Kohak, Iran – 1881 in Bombay, India ), the governor of Kirman, 46th Imam of the Nizari Ismaili Muslims, and prominent Muslim leader in Iran and later in the Indian Subcontinent.

The Imam Hasan Ali Shah was born in 1804 in Kahak, Iran to Shah Khalil Allah, the 45th Ismaili Imam, and Bibi Sarkara, the daughter of Muhammad Sadiq Mahallati ( d. 1815 ), a poet and a Ni ‘ mat Allahi Sufi.

He was succeeded by his eldest son Hasan Ali Shah, also known as Muhammad Hasan, who became the 46th Imam.

The Imam Hasan Ali Shah's mother decided to go to the Qajar court in Tehran to obtain justice for her husband's death and was eventually successful.

Those who had been involved in the Shah Khalil Allah's murder were punished and the Persian king Fath Ali Shah increased Hasan Ali Shah's land holdings in the Mahallat region and gave him one of his daughters, Sarv-i Jahan Khanum, in marriage.

Fath Ali Shah also appointed Hasan Ali Shah as governor of Qumm and bestowed upon him the honorific of Aga Khan.

Hasan Ali Shah thus become known as Aga Khan Mahallati, and the title of Aga Khan was inherited by his successors.

Until Fath Ali Shah's death in 1834, the Imam Hasan Ali Shah enjoyed a quiet life and was held in high esteem at the Qajar court.

Soon after the accession of Muhammad Shah Qajar to the throne of his grandfather, Fath Ali Shah, the Imam Hasan Ali Shah was appointed governor of Kerman in 1835.

Hasan Ali Shah managed to restore order in Kerman, as well as in Bam and Narmishair, which were also held by rebellious groups.

Despite the service he rendered to the Qajar government, Hasan Ali Shah was dismissed from the governorship of Kerman in 1837, less than two years after his arrival there, and was replaced by Firuz Mirza Nusrat al-Dawla, a younger brother of Muhammad Shah Qajar.

Refusing to accept his dismissal, Hasan Ali Shah withdrew with his forces to the citadel at Bam.

When it was clear that continuing the resistance was of little use, Hasan Ali Shah sent one of his brothers to Shiraz in order to speak to the governor of Fars to intervene on his behalf and arrange for safe passage out of Kerman.

With the governor having interceded, Hasan Ali Shah surrendered and emerged from the citadel of Bam only to be double-crossed.

Hasan Ali Shah and his dependents were sent to Kerman and remained as prisoners there for eight months.

Hasan Ali Shah remained in Mahallat for about two years.

He managed to gather an army in Mahallat which alarmed Muhammad Shah, who travelled to Delijan near Mahallat to determine the truth of the reports about Hasan Ali Shah.

Hasan Ali Shah was on a hunting trip at the time, but he sent a messenger to request permission of the monarch to go to Mecca for the hajj pilgrimage.

Permission was given, and Hasan Ali Shah's mother and a few relatives were sent to Najaf and other holy cities in Iraq in which the shrines of his ancestors, the Shiite Imams are found.

Hasan Ali Shah sent the documents reinstating him to the position of governor of Kerman to Bahman Mirza Baha al-Dawla, the governor of Yazd.

Hajji Mirza Aqasi sent a messenger to Bahman Mirza to inform him of the spuriousness of Hasan Ali Shah's documents and a battle between Bahman Mīrzā and Hasan Ali Shah broke out in which Bahman Mirza was defeated.

In 1891 Carter was sent out by the Egypt Exploration Fund to assist Percy Newberry in the excavation and recording of Middle Kingdom tombs at Beni Hasan.

Hasan was distressed, understanding that the engagement of Muslims in a battle against each other would mean a loss of many: Muawiyah also had his concerns about being forced into a battle and sent two men from the Banu Quraish to negotiate a settlement.

Amir Kabir sent two armies against Hasan Khan, the second of which, commanded by Soltan Morad Mirza, defeated his forces and captured him.

Hasan ibn al-Nu ' man was sent to continue the Islamic conquest in North Africa all the way to Morocco.

Before the battle, foreseeing the outcome, she sent her two real sons over to the Arab army under the care of the adopted son, and Hasan is said to have given one of them charge of a section of his forces.

In 693 AD, Caliph Abd al-Malik ibn Marwan sent an army of 40, 000 men, commanded by Hasan ibn al-Nu ' man, into Cyrenaica and Tripolitania in order to remove the Byzantine threat to the Umayyads advance in North Africa.

Meanwhile, Uzun Hasan of the White Sheep sent his lieutenant, Yadgar Muhammad, to conquer Khurasan.

After his defeat at the Battle of Teba in 1330, Mohamed IV of Granada sent to Abu Hasan for help in maintaining his survival.

Hasan sent a fleet and an army that landed at Algeciras in 1333.

The murder of Hasan Kucek in 1343 did not provide much relief, for his brother Malek Asraf sent an army to conquer Baghdad in 1347.

Hasan sent two expeditions against him, both of which ended in failure ; he himself led a third force, but met no more success, allowing Amir Vali to be in a position to gain more Sarbadar territory.

The Grand Vizier, Köprülü Fazıl Ahmet Pasha, sent the pirate Hasan Baba to subdue Mani.

They sent envoys to the Maniots telling them that Hasan wanted to negotiate.

Six Maniot envoys were sent to Hasan and, without bowing, asked him what he wanted.

Malek Asraf distinguished himself while serving under his brother Hasan Kucek, defeating an army of Khurasan sent by Togha Temur against Hasan in 1341.

Hasan at Amorha, sent a detachment, under Major Cox.

Syed Rabe Hasan Nadvi, chairman of the All India Muslim Personal Law Board ( AIMPLB ) alleged that ASI failed to mention any evidence of a temple in its interim reports and only revealed it in the final report which was submitted during a time of national tension, making the report highly suspect.

However, the officer commanding the light cavalry informed Abu Hasan that not a single Christian had managed to enter Tarifa during the night ; whether he made his report in good faith, or in fear of admitting failure will never be known, but this omission had serious consequences next day.

A few artists like Junoon, Mekaal Hasan Band and Laal have achieved commercial success and mainstream critical recognition.

In the meantime, Shaikh Kalifa's follower Hasan Juri had been preaching in towns all across Khurasan, with great success.