John Kennedy actually said...
Now, Therefore, I, John F. Kennedy, President of the United States of America, do hereby designate Thursday, October 11, 1962, as General Pulaski's Memorial Day; and I direct the appropriate officials of the Federal Government to display the flag of the United States on all Government buildings on that day.
Context
Proclamation 3490—General Pulaski's Memorial Day, 1962
09/09/1962