20 September 2017
Nuclear Ban Treaty Opens for Signature
The Treaty on the Prohibition of Nuclear Weapons opens for signature at United Nations Headquarters.
Historical place archive
Browse historical events and people recorded at New York in Portugal. The records below are rendered directly from the World History Database into this page's initial HTML.
The Treaty on the Prohibition of Nuclear Weapons opens for signature at United Nations Headquarters.
The Treaty on the Prohibition of Nuclear Weapons enters into force.
Provenance
These entries are generated from stored World History Database records whose country and place fields match Portugal and New York. Names, dates, event labels and descriptions are reviewed and normalised as the database develops. Historical place names may not match modern administrative boundaries.
This database is a research index. For formal scholarly citation, verify individual claims against appropriate primary, archival, academic or specialist sources.