Final answer:
President Eisenhower sent soldiers to ensure the safety and attendance of African American students who were prevented from attending high school in Little Rock, Arkansas.
Step-by-step explanation:
When African American students were prevented from attending high school in Little Rock, Arkansas, President Eisenhower took action by sending soldiers to ensure their safety and attendance. He placed the Arkansas National Guard under his control and deployed the 101st Airborne Division to escort the students to and from school. This action demonstrated that President Eisenhower would not tolerate open defiance of federal law by state governments.