Saudi Arabia–United States relations
Saudi Arabia–United States relations refers to the bilateral relations between the Kingdom of Saudi Arabia and the United States of America , which began in 1933 when full diplomatic relations were established and became formalized in the 1951 Mutual Defense Assistance Agreement . 
<triplet> Kingdom of Saudi Arabia <subj> United States of America <obj> diplomatic relation <triplet> United States of America <subj> Kingdom of Saudi Arabia <obj> diplomatic relation