route traversed by the camel caravans of Indian and Asian merchants. The route linked India to During the Islamic invasion of India, Jaisalmer escaped direct Muslim conquest due to its geographical situation in the desert region. The Rawals of Jaisalmer agreed to pay an annual tribute to the Delhi Sultans. The first siege of Jaisalmer occurred during the reign of Alauddin Khilji. It was provoked by Bhatis' raid on a caravan filled with treasure. According to local ballads, the Bhatis defended the fort for seven years until the enemy army forces breached the ramparts. Bhatis, facing certain defeat, proclaimed the rite of jauhar. Later, Sultan Ferozshah also sieged Jaisalmer after the rulers of Jaisalmer raided his camp at Anasagar lake near Ajmer. The siege led to another jauhar. Jaitsimha's son Duda perished in the attack. Duda's descendants ruled over Jaisalmer for about two centuries. Duda's descendant Lunakarna had a fight with Humayun when the latter passed through Jaisalmer en route to Ajmer. Mughal emperor Akbar was married to one of the Jaisalmer princesses. Later, Jaisalmer was ruled by a noble called Sabala Simha, who won the patronage of the Mughal emperor Shah Jahan for services rendered in his Peshawar campaign. Jaisalmer was one of the last states to sign a treaty with the British. During the British Raj, Jaisalmer was the seat of a princely state of the same name, ruled by the Bhati clan of Rajputs. The present descendant is Brijraj Singh. Though the city is under the governance of the Government of India, a lot of welfare work is carried out by him and his family. The Royal Family still commands a lot of respect from the people.
Traditionally, the main source of income was the levies on the caravans. However, the glory of Jaisalmer faded when Bombay emerged as a port and the sea trade replaced the traditional land routes. The partition of India in 1947 lead to closing of all the trade routes on the Indo-Pak border and rendered Jaisalmer a
