05/20/1977
https://www.presidency.ucsb.edu...
"Those developments underscore the threat to our national security which results from our reliance on Iran as a source of crude oil."
"I agree with these recommendations and that the changes proposed are consistent with the purposes of Proclamation 3279, as amended."
"Notwithstanding any other provision of this Proclamation, no crude oil produced in Iran may be entered into the customs territory of the United States."
"Deportation proceedings will be conducted in accordance with constitutional due process requirements."