The 10th Nuclear Non-Proliferation Treaty (NPT) Review Conference—a meeting normally held every five years—was intended to celebrate the cornerstone treaty’s 50th year. But United Nations officials postponed the April 2020 event due to the onset of the COVID-19 pandemic. Then, as coronavirus cases rose in October 2020, the United Nations delayed the conference again, setting August 2021 as the new target date. Enter the delta variant, which pushed the gathering back to January 2022. When the omicron variant emerged in late 2021, the NPT member states set a new target date for some time between August and September 2022.
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