- a seaport in and the capital of Loire-Atlantique, in W France, at the mouth of the Loire River.
- a law, promulgated by Henry IV in 1598, granting considerable religious and civil liberty to the Huguenots: revoked by Louis XIV in 1685.
- a port in W France, at the head of the Loire estuary: scene of the signing of the Edict of Nantes and of the Noyades (drownings) during the French Revolution; extensive shipyards, and large metallurgical and food processing industries. Pop: 270 251 (1999)
- history See Edict of Nantes