Darius I, also known as Darius the Great, was one of the most important kings of the Achaemenid Empire. He came to power around 522 BC and ruled until 486 BC. Darius was the third Achaemenid king, after Cyrus the Great and Cambyses II, and during his reign the Achaemenid Empire reached the height of its power and extent.

Darius is known for his ability to organize and manage the empire. He divided the empire into provinces, each of which was administered by a satrap (local governor). Darius initiated major construction projects, including the construction of major roads, such as the Royal Road, which ran from Sardis (in modern-day Turkey) to Susa (in Iran). He also ordered the construction of a new capital, Pars

Darius the Great is famous for his stone inscriptions, which are written in various languages ​​and scripts. The Bisotun Inscription is one of his most important works, chronicling his life and victories