Final answer:
The examples demonstrate different executive actions taken by the presidents, including the internment of Japanese Americans, desegregation of the armed forces, enforcing laws, and permitting entry into the U.S. from majority Muslim countries.
Step-by-step explanation:
The examples provided in the information demonstrate different executive actions taken by the presidents. Franklin D. Roosevelt's executive order 9066 authorized the internment of Japanese Americans during World War II. Harry S. Truman's executive order 9981 desegregated the armed forces. Lyndon B. Johnson's executive order 11130 focused on enforcing laws. And Donald J. Trump's executive order 13769 permitted entry into the U.S. from majority Muslim countries.