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U.S., Iran clash over Tehran's nuclear programme as review of atomic treaty begins at UN

28 Apr 2026
2 min

Nuclear Non-Proliferation Treaty Review Conference

The review conference of the Nuclear Non-Proliferation Treaty (NPT) commenced at the United Nations with tensions between the United States and Iran over Iran's nuclear program.

Key Issues and Developments

  • The United States opposed Iran's election as one of the 34 Vice-Presidents of the conference, criticizing Tehran for not adhering to its commitments under the treaty.
  • Iran, supported by the nonaligned movement, defends its nuclear program as being for civilian purposes, despite enriching uranium to near weapons-grade levels.
  • The U.S., along with Australia and the UAE, expressed concerns over Iran's position. The UK, France, and Germany also shared these concerns.
  • Iran accused the U.S. of hypocrisy, citing the U.S.'s historical use of nuclear weapons and its support for Israel's nuclear capabilities.

International Reactions

  • Iran criticized U.S. allegations as politically motivated and highlighted U.S. and Israeli attacks on its nuclear facilities.
  • Russia objected to singling out Iran and called for a non-politicized approach to ensure a successful conference outcome. However, Russia has largely stayed neutral in the recent conflict.
  • UN Secretary-General Antonio Guterres urged all parties to recommit to disarmament and nonproliferation.

Historical Context and Current Challenges

  • The NPT, effective since 1970, has seen regular reviews every five years to assess its implementation by 191 parties.
  • Recent developments include rising numbers of nuclear warheads and the potential resumption of nuclear testing, posing grave threats to global safety.
  • Guterres emphasized the need for control over nuclear weapons in the technological era, highlighting the risks posed by artificial intelligence and quantum computing.

Key Points from Previous Conferences

  • The last review conference in August 2022 ended without a final document due to Russia's objections related to its invasion of Ukraine.
  • The five original nuclear powers under the treaty — the U.S., China, Russia, Britain, and France — committed to disarmament negotiations, while non-nuclear nations pledged not to acquire such weapons.

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Artificial Intelligence (AI)

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