Trade relations between Arabs and the sub continent had long been established, even before the advent of Islam in Arabia.
Southern coast of the sub continent served as a link between South East Asia and the Arab contenent. As a mentioned earlier, after the advant of Islam Arab traders embarrassed Islam and brought their beliefs with them to the south Asia.
Consequently, a number of local Indians dwelling in the coastal areas embarrassed Islam. Conquests in sindh. In sindh 644 AD, balochistan was captured by suhail ibn Adi under king Umar s rule.
MUHAMMAD BIN QASIM.
Arrival of the ummayaads in sub-continent.
The initial entry of Islam into India came in the first century after the death of the prophet MUHAMMAD (PBUH). The umayyad caliph in Damascus sent an expedition to balochistan and sindh in 711 led by Muhammad bin Qasim. An autonomous Muslim state linked with the ummayads and later the abbassid caliphate was established with jurisdiction extending over southern and central parts of present Pakistan.
Quite a few new cities were established and Arabic was introduced as the official language.
Winning streak of Qasim
Muhammad bin Qasim first captured Daibul establishing the first permanent Muslim foothold in the subcontinent. He then turned towards Nirun, Near modern Hyderabad, where he easily overwhelmed the inhabitants. Dahir decided to oppose the Arabs at Raor after a fierce struggle, Dahir was overpowered and killed in 712.
Muhammad bin Qasim was planing to proceed forward when the new caliph Suleman bin Abdul Malik recalled him. He died when he was only 20.but he left behind a legacy,of historic Islamic victory which led to, the establishment of an autonomous Muslim state in India, linked with ummayads, and later, the Abbassid caliphate was established with jurisdiction extending over southern and central parts of present Pakistan.
Arabic was introduced as the official language in this area. The sea pirates of sindh, who were protected by Raja Dahir, were crushed. As a result of this, sea trade flourished. ”