Ahmad Khān Abdālī (1747-1773 AD) was a competent leader, which could strengthen the emerging government with the support of various tribes led by the Pashtuns. By developing his power and the personal creativity, he took the name of the first Sultan (king) of Afghanistan and then created a vast land rich and glorious in his name. The obtained results of this paper indicate that Ahmad Khān Abdālī in his twenty-six years of reign has also paid special attention to implement the construction and reform works of the system, in addition to various wars and the formation of a regular army. In this regard, the most important work was that different people brought on vast land using a single political system.