<div dir="ltr">Explore this gift article from The New York Times. You can read it for free without a subscription.<br><br>What Was the 2015 Iran Nuclear Deal?<br><br>President Trump has ridiculed President Barack Obama and the agreement, which he withdrew from during his first term. His critics say he could have avoided a war had he left it in place.<br><br><a href="https://www.nytimes.com/2026/04/21/us/politics/2015-iran-nuclear-deal.html?unlocked_article_code=1.c1A.GFAt.GMbC2TDQAoxo&smid=em-share">https://www.nytimes.com/2026/04/21/us/politics/2015-iran-nuclear-deal.html?unlocked_article_code=1.c1A.GFAt.GMbC2TDQAoxo&smid=em-share</a></div>