NEW - Reflections on 15 years of CTBTO
Current Treaty Status
Member States183
Total Ratifications157
Annex Ratifications36
Latest State SignatoryNiue
Latest Ratifying StateIndonesia
"1945-1998"

by Isao HASHIMOTO
A multimedia artist's take on worldwide nuclear testing from 1945-1998.

Learn more

Press Releases and Media Advisories

09 April 2012

Press Release - Niue signs the Comprehensive Nuclear-Test-Ban Treaty. more

07 March 2012

Media Advisory - One year after Fukushima - the CTBTO's contributions to mitigating natural and nuclear disasters more

29 February 2012

Head of CTBTO hopes that next step by DPRK will be to join the Comprehensive Nuclear-Test-Ban Treaty .more

Archive

Highlights

11 May 2012

Broad support for the CTBT at the NPT PrepCommore

04 May 2012

CTBTO simulated the beginning of an on-site inspection to test relevant procedures.more

03 May 2012

New information resource - the CTBTO iTunes U (University) pagemore

27 March 2012

The special anniversary issue of Spectrum is onlinemore

Archive

 
Learn more

2006 and 2009 DPRK tests
Japan events 2011
Member States' payments
Calendar of Events

Interactive Map

CTBT in the News

G-8 agrees to press N. Korea / Pledges to block Pyongyang from conducting nuclear test (The Daily Yomiuri)

G-8 warns North Korea about further provocations (AP, The Sacramento Bee)

S. Korea, U.S., Japan discuss ways to curb more provocations from N. Korea (Yonhap)

more