International Day against Nuclear Tests. 2,000+ tests since 1945 — and the 1996 test-ban treaty still isn't fully in force. Science-based verification is what holds the line. Researching tech & security? Publish with NexusTech. malque.pub/tech#Malque #OpenAccess 0:22 817 KB Load video
Nukes Are the Signal: Weinstein Physicist Ties UAPs to Nuclear Tests Eric Weinstein ( @ericweinstein ), All-In Podcast, Aug 26, 2026 — on why UAP sightings cluster around nuclear sites. "Somehow UAPs are very tied to nukes. And I believe that a nuke is the sign that you become Show more Load image
Today, as we observe the International Day Against Nuclear Tests and mark 35 years since the closure of the Semipalatinsk Test Site, we recall Kazakhstan’s unique contribution to global security through nuclear disarmament and nonproliferation. Thank you, @RepBillFoster , for Show more Load image 9 KB Load image 17 KB
Nuclear testing harms the environment, undermines economic development, and has devastating effects on people’s lives and health. It is a relic of the past that has no place in the 21st century. Saturday is the International Day against Nuclear Tests. un.org/en/observances … Load image
Great piece in the Canary today on International Day Against Nuclear Tests with comments from us. thecanary.co UK urged to stand against US threat to restart nuclear weapons testing
35 years ago today, shut down the Semipalatinsk nuclear test site - a historic move that inspired the @UN to designate August 29 as the International Day against Nuclear Tests. Today serves as a vital reminder of the human cost of nuclear testing and the urgent need for a Show more
35 years since the closure of the Semipalatinsk nuclear test site. 30 since the CTBT opened for signature. On the occasion of the International Day against Nuclear Tests, #IDANT, @DrRobFloyd and Kazakh Foreign Minister Yermek Kosherbayev call on all States to uphold their Show more Load image MFA Kazakhstan and 2 others
A pleasure meeting with Annalena Baerbock, President of the UN General Assembly, @UN_PGA , ahead of the International Day against Nuclear Tests. So grateful for her leadership in convening next week’s high-level plenary on IDANT. Her strong support for the CTBT in its 30th year is Show more Load image 5 KB
Today, 29 August, is the International Day Against Nuclear Tests. It was established by the United Nations General Assembly in 2009 to highlight the health, environmental and cultural effects of nuclear testing on people, land and waters across the globe. indonesia.un.org/en/321303-inte … Load image
The International Day Against Nuclear Tests - August 29 - 2026 Is Observed by United Nations Focuses around the core message: "Nuclear tests do not prove strength; they shatter trust." Load image
— 21stcenturymakingdaysspecial (@21stCentSpecial) August 29, 2026
International Day against Nuclear Tests
International Day against Nuclear Tests is a global event that aims to raise awareness about the dangers of nuclear testing and the necessity for a complete ban. Instituted by the United Nations General Assembly in 2009, this day serves as a reminder of the need for global nuclear disarmament and the promotion of peace and security. Various events and activities are organized worldwide, encouraging people to participate in initiatives advocating for the cessation of nuclear weapon testing.
New Zealand has a significant role in the history of this crucial observance. In the late 20th century, the country was at the forefront of the global anti-nuclear movement. New Zealand adopted a staunch anti-nuclear policy, which led to the country becoming nuclear-free in 1987 by passing the New Zealand Nuclear Free Zone, Disarmament, and Arms Control Act. As a result, New Zealand has actively participated in international efforts to advocate for a comprehensive nuclear-test-ban treaty, reaffirming its commitment to the cause.
In line with national policies, International Day against Nuclear Tests is observed in New Zealand by various organizations and individuals dedicated to promoting peace and disarmament. Events such as seminars, public talks, and activities in schools and community centres aim to educate people about the harmful effects of nuclear testing and the importance of eliminating nuclear weapons worldwide. The observance takes place annually on the 29th of August, unifying New Zealanders, alongside the international community, in advocating for a nuclear-free world.
Top 10 Facts for 2026 International Day against Nuclear Tests in NZ
The 2026 observance takes place amidst heightened global geopolitical tensions and renewed concerns regarding the potential resumption of nuclear testing by several nuclear-armed states.
This year’s commemoration emphasizes the urgent call for all nations to ratify the Comprehensive Nuclear-Test-Ban Treaty, the primary legal instrument intended to permanently end all nuclear weapon test explosions.
New Zealand’s dedication to this day is rooted in its historic, decades-long anti-nuclear movement, which transformed the nation's identity and led to its status as a nuclear-free zone.
The observance honors the closure of the Semipalatinsk Nuclear Test Site in Kazakhstan in 1991, an event that serves as a powerful symbol of the global transition away from nuclear testing.
New Zealand maintains one of the world's strongest anti-nuclear legal frameworks, the New Zealand Nuclear Free Zone, Disarmament, and Arms Control Act 1987, which prohibits nuclear weapons and propulsion within its territory.
Since the onset of nuclear testing in 1945, nearly 2,000 nuclear tests have been conducted globally, leaving enduring, multi-generational scars on human health and the environment.
As a signatory to the Treaty on the Prohibition of Nuclear Weapons, New Zealand actively uses this day to advocate for the total elimination of nuclear weapons as a global public good.
The United Nations established this day in 2009 to galvanize international efforts, encouraging education and public advocacy to ensure that the risks of radioactive fallout and nuclear catastrophe are never forgotten.
The Comprehensive Nuclear-Test-Ban Treaty Organization utilizes the occasion to highlight its global monitoring system, which detects nuclear explosive tests and promotes regional stability by ensuring treaty compliance.
Engaging in this day often involves participating in webinars, educational campaigns, and community initiatives that aim to shift public focus toward disarmament, peace, and the protection of vulnerable environments from nuclear radiation.
In the News and Trending in NZ for International Day against Nuclear Tests
Attend the meeting held by the president of the UN General Assembly by either going to the event in person or watching the recorded webcast.
Take a trip to the Taranaki region. This area was used for nuclear testing and is home to the only known protest museum in the world dedicated to nuclear testing.
Check out The New Zealand Nuclear Free Zone, Disarmament, and Arms Control Act 1987 exhibition. This exhibition is located in Wellington and provides visitors with information about the nuclear testing that took place in New Zealand and the country's decision to become nuclear-fre