Migrant workers in the Persian Gulf region point out the longstanding relationship between Indians and the Persian Gulf, where many stayed for generations and even became citizens. The second wave may be defined as the migration which took place after the British arrived in the Persian Gulf region in 1820. The British conflict with the Al Qasimi family, who held control over the Strait of Hormuz, started with the British refusal to pay toll for British ships passing through the Strait. Conflict broke out and the Qawasim fleet was destroyed. Pax Britannica was applied to the whole region, which included a series of treaties imposed on the
Persian Gulf BC, the southern part of the Persian Gulf was dominated by the Dilmun civilization. For a long time the most important settlement on the southern coast of the Persian Gulf was Gerrha. In the 2nd century the Lakhum tribe, who lived in what is now Yemen, migrated north and founded the Lakhmid Kingdom along the southern coast. Occasional ancient battles took place along the Persian Gulf coastlines, between the Sassanid Persian empire and the Lakhmid Kingdom, the most prominent of which was the invasion led by Shapur II against the Lakhmids, leading to Lakhmids' defeat, and advancement into Arabia, along