sentences:  The subsidiary of this company, regarded as California Arabian Standard Oil Company, later deemed Saudi Aramco proved the exploration to be fruitful in 1938 after finding oil for the first time.The relationship between the two nations strengthened throughout the next decade, establishing a full diplomatic relationship through a symbolic acceptance of an American envoy in Saudi Arabia.President Franklin D. Roosevelt met with King Abdulaziz on the USS Murphy in 1945, formally solidifying the friendship between the two nations.