Whoever answers this will get 50 points. How did the relationship between Cuba and the United States change during Barack Obama's presidency?

As a result, the United States established an embargo on Cuba in October 1960 and broke diplomatic relations the following January. Tensions between the two governments peaked during the April 1961 "Bay of Pigs" invasion and the October 1962 missile crisis

the secretary of state, appointed by the president with the advice and consent of the senate, is the president's chief foreign affairs adviser. the secretary carries out the president's foreign policies through the state department and the foreign service of the united states.