Iran will allow international inspectors into two sites suspected to house “undeclared nuclear material and activities,” a concession to a rare instance of unified pressure from President Trump and European allies.

“It’s a win, in that this entire investigation is moving forward,” said Foundation for Defense of Democracies senior analyst Richard Goldberg, a former Trump official. “But for the Trump administration continuing to push the issue in Vienna, we would never have even reached this point of even understanding the depths of Iran’s deception with respect to their undeclared nuclear activities.”