Martial law is the imposition of military rule.
Martial law may also refer to:
Martial Law (TV series), a late 1990s television series Martial Law (1991 film), the 1990 film starring David Carradine Martial Law 2: Undercover, 1991 film
Marshal or Marshall law may refer to:
Marshall Law, a fictional character in the Tekken series Marshal Law (comics) Marshal Law, the 1996 film starring Jimmy Smits Marshall Law (TV series), an Australian television series
See also Marshall Plan, American initiative to aid Western Europe after World War II