Boss Tweed was a. the leader of the union, the Knights of Labor
b. the leader of the organization Tammany Hall in New York
c. the leader of the union, the American Federation of Labor
d. the leader of the union, the Industrial Workers of the World

answer: in october 1962, an american u-2 spy plane secretly photographed nuclear missile sites being built by the soviet union on the island of cuba. president kennedy did not want the soviet union and cuba to know that he had discovered the missiles. he met in secret with his advisors for several days to discuss the problem.

explanation:

it provided for equal trade rights among nations in china.