Wikipedia:
The Trading with the Enemy Act (TWEA) of 1917 (40 Stat. ... § 4301 et seq.) is a United States federal law, enacted on October 6, 1917, that gives the President of the United States the power to oversee or restrict any and all trade between the United States and its enemies in times of war.
Enacted by: the 65th United States Congress
Long title: An Act to define, regulate, and punish ...
Statutes at Large: 40 Stat. 411
Effective: October 6, 1917
Detailed document: