02/27/1975
https://www.presidency.ucsb.edu...
"I do hereby designate Friday, May 21, 1976, as National Defense Transportation Day."
"This program is designed to protect Americans against a swine-type strain of virus which was responsible for thousands of deaths in the United States during 1918-19."
"I urge every American to receive an inoculation against this form of influenza."
"The United States must continue to adapt its foreign policy to changing circumstances."