Final answer:
Kennedy's vision of 'The New Frontier' in the 1960s was best represented by the commitment to space exploration and landing a man on the moon by the end of the decade.
Explanation:
The event from the 1960s that best exemplifies Kennedy's vision of America as 'The New Frontier' is the commitment to space exploration and the goal to land a man on the moon by the end of the decade. President Kennedy's dedication to space exploration, highlighted by Neil Armstrong becoming the first human to land on the moon in 1969, showcased a pioneering spirit and a quest for new possibilities.
Learn more about Kennedy's vision of 'The New Frontier' here:
https://brainly.com/question/41641157
