It is SaO2 that measures oxygen saturation of hemoglobin, and it should be clear that it depends on the partial pressure of arterial oxygen. If PaO2 drops, there's less dissolved oxygen, and therefore less saturation of hemoglobin with oxygen.
The Cuban Missile Crisis was a propaganda victory for the United States and an undisclosed blow to containment. Some may contend that since the Soviet Union ultimately fell, the policy of containment was successful. This is an overly generous statement.
Despite the original lack of success of containment, in military terms by 1968 the USA and South Korea had nearly beaten the North Vietnamese and Viet Cong. Furthermore between 1954-1976 the USA was able to keep communism at bay between 1954-1976, illustrating how USAÃ¢s usaÃ¢s policy of containment was a. success