The region's importance grew during the Sassanid period with vast expansion of settlements in Irahistan.

[5][6] In medieval times, the region was ruled by local lords until they were removed by a Safavid invasion in 1610.

In the thirteenth century, Lar briefly became a center of trade and commerce in southern Persia.

[13] Iranian historian and geographer Ahmad Eghtedari noted in his book Ancient Larestan (1955): "To those people of the towns, villages, and ports of Larestan who have stayed in the land of their ancestors, with its glorious past and its desolate present.

And to those who have endured the hardship of migration to earn a living on the islands of the Persian Gulf and the Indian Ocean and in the towns of India, Arabia and other places.