09/10/1962
https://www.presidency.ucsb.edu...
"Should the United States ever be subjected to direct enemy attack Conelrad and the National Emergency Broadcasting System will be vital to our defense."
"I come here as a citizen of the great Republic, and I believe that the future can belong to those who are free, because I believe it must belong to those who are free."
"Therefore, I ask you to support civil emergency planning in your local communities."
"And I welcome it--and I welcome it tonight."