Declarations of a State of War with Japan, Germany, and Italy Part 7: [ALIEN ENEMIES JAPANESE]
- Proclamation of President Roosevelt that Japanese nationals were alien enemies and outlining actions to be taken (The Avalon Project).
- http://www.yale.edu/lawweb/avalon/wwii/dec/dec07.htm

US Code : Title 8, Section 1442 Alien enemies
- Where alien is defined as "any person not a citizen or national of the United States." (8 USC 1101(a)(3)).
- http://www4.law.cornell.edu/uscode/unframed/8/1442.html

US Code : Title 50, Section 21
- United States Code TITLE 50 - WAR AND NATIONAL DEFENSE CHAPTER 3 - ALIEN ENEMIES Sec. 21. Restraint, regulation, and removal.
- http://www4.law.cornell.edu/uscode/unframed/50/21.html

US Code : Title 50, Chapter 3
- United States Code TITLE 50 - WAR AND NATIONAL DEFENSE CHAPTER 3 - ALIEN ENEMIES § 21. Restraint, regulation, and removal. § 22. Time allowed to settle affairs and depart. § 23. Jurisdiction of United States courts and judges. § 24. Duties of marsha
- http://www4.law.cornell.edu/uscode/unframed/50/ch3.html

Declarations of a State of War with Japan, Germany, and Italy Part 9: [ALIEN ENEMIES ITALIAN]
- Proclamation by President Roosevelt that Italian nationals were alien enemies and outlining actions to be taken (The Avalon Project).
- http://www.yale.edu/lawweb/avalon/wwii/dec/dec09.htm

Declarations of a State of War with Japan, Germany, and Italy Part 8: [ALIEN ENEMIES GERMAN]
- Proclamation by President Roosevelt that German nationals were alien enemies and outlining actions to be taken (The Avalon Project).
- http://www.yale.edu/lawweb/avalon/wwii/dec/dec08.htm

The Alien and Sedition Acts
- Yale University Law School, The Avalon Project: Statutes of the United States.
- http://www.yale.edu/lawweb/avalon/alsedact.htm

An Act Respecting Alien Enemies (July 6, 1798)
- Yale University Law School, The Avalon Project: Statutes of the United States
- http://www.yale.edu/lawweb/avalon/statutes/alien.htm