What major events occurred during the presidencies of Eisenhower and Kennedy and

how did they handle those situations?

During the presidency of Kennedy, Kennedy signed the Nuclear Test-Ban Treaty with the Soviet Union and the United Kingdom. And during the presidency of Eisenhower, the Civil Rights Act of 1957 was signed.

Explanation:

the Nuclear Test-Ban Treaty banned nuclear-weapon tests in the atmosphere, in outer space, and underwater but permitted underground testing.

the Civil Rights Act of 1957 gave power to federal officials to prosecute individuals that conspired to deny another citizen's right to vote