President Lyndon Johnson was the first to make this proclamation.

This act was signed into law on August 6, 1965, by President Lyndon Johnson.

Part of this was a response to President Lyndon Johnson's pledge to apply scientific research to social problems.

As a result, the river that President Lyndon Johnson called a "national disgrace" is clean enough for recreation.

He was a member of President Lyndon Johnson's science advisory committee from 1967 to 1970.

President Lyndon Johnson declared "war on poverty" back in the 60s.

In January 1964, President Lyndon Johnson met with civil rights leaders.

President Lyndon Johnson quickly flew to the city to promise federal aid.

Nevius was first appointed to the council by President Lyndon Johnson from 1967 to 1969.

President Lyndon Johnson then asked Helms for the source of his information.