05/12/1966
https://www.presidency.ucsb.edu...
"You have taken leadership in the great work of keeping Latin America free from the threat of nuclear weapons."
"We hope that there may be conveyed to you during your visit to our country the equal warmth and good feeling of the people of the United States toward Mexico."
"Mr. President, the United States and Mexico are showing the world what good neighbors really can accomplish."
"The Mexico of today is also a nation of growing influence in the world."