Nuclear Ban Treaty Opens for Signature20 September 2017
The Treaty on the Prohibition of Nuclear Weapons opens for signature at United Nations Headquarters.
Historical person
António Guterres Biography
Historical biography and chronological timeline for António Guterres, based on 2 World History Database records associated with Portugal.
2 records2017–20212 events1 places
Chronological biography
2017
2021
Nuclear Ban Treaty Enters Force22 January 2021
The Treaty on the Prohibition of Nuclear Weapons enters into force.
Titles and roles
Secretary General · Secretary-General of United Nations
Record provenance
This biography is assembled from World History Database records filtered by country and personal-name fields. Exact duplicate display records are removed. The database is an index rather than a complete narrative biography; formal research should verify entries against relevant primary or specialist sources.