11/28/1961
https://www.presidency.ucsb.edu...
"I also call upon the people of the United States to observe Mother's Day by display of the flag at their homes or other suitable places, and to manifest through private and public expressions the reve..."
"Now, Therefore, I, John F. Kennedy, President of the United States of America, do hereby request that Sunday, May 14, 1961, be observed as Mother's Day;"
"There is no means of communication as significant as that in which you are involved: to hear, to see, to listen."
"That is why in the face of an ominous future we can share that faith which Winston Churchill expressed more than a half-century ago, 'Humanity will not be cast down.'"