The House of Saud is one of the world's richest families. Monarchistic rule over Saudi Arabia began on September 23, 1932, when Abdulaziz ibn Saud became the first King of Saudi Arabia. Since then, the country with the world's third-largest oil reserves has amassed extraordinary wealth, with a GDP of $1.14 trillion. Let's explore how this small country in the Middle East became one of the most powerful and richest countries ever.