sentences:  In 1950 ARAMCO and Saudi Arabia agreed on a 50/50 profit distribution of the oil discovered in Saudi Arabia.In 1951 the Mutual Defense Assistance Agreement was put into action, which allowed for the US arms trade to Saudi Arabia, along with a United States military training mission to be centered in the Saudi Land.The relationship between these two nations, in terms of trade, continued to prove of high value until 1973 when King Faisal concluded that Saudi Arabia would take part of the oil embargo, which posed as the first disagreement between Saudi Arabia and the United States.