In exchange for the Soviets removing their missiles, what did the U.S. publicly announce?

Question

that it would have diplomatic relations with Cuba
that it would become a Communist nation
that it would be nicer from now on (but its fingers were crossed behind its back)
that it would not invade Cuba

Answer 1

In exchange for the Soviets removing their missiles, the U.S. publicly announced that it would not invade Cuba. This agreement was part of the resolution of the Cuban Missile Crisis in 1962.