Covering an area of 1,200 square meters, this hall highlights the history of the modern Saudi State from the beginning of the Riyadh captured by King Abdul-Aziz in 1319 AH (1901 AD) until the unification of the Kingdom.
It displays the modern architecture of all the regions, tracking the beginning stages of consolidation and standardization of the Najd and Al Qaseem,
the recovery of Al-Ahsa, the restoration and consolidation of Hail and Asir,
and then the declaration of the United Saudi Arabia in 1351 AH (1932 AD).
The hall features the Kingdom›s architecture, scripts, weapons, rare books, documents, coins and various utensils -- all of them narrate the story of unification of the Kingdom.
The hall illustrates the administrative system in place during King Abdul-Aziz era, in addition to the state organization and development as well as story of oil›s discovery.