article_snippet.sent: President Barack Obama staunchly defended a framework nuclear agreement with Iran as a 'once-in-a-lifetime opportunity' to prevent a bomb and bring longer-term stability to the Middle East.
article_snippet.sent: On the back foot: President Barack Obama phrased President Barack Obama actions in negotiations with Iran as an attempt to 'take the nuclear issue off the table'.
article_snippet.sent: Iran has agreed to restrict Iran nuclear program in exchange for relief from economic sanctions .
article_snippet.sent: Now in his seventh year in office, President Barack Obama cast the Iran talks as part of a broader foreign policy doctrine that sees American power as a safeguard that gives his the ability to take calculated risks. '
article_snippet.sent: President Barack Obama's comments come days after the U.S. and other world powers reached a tentative agreement to curb Iran's nuclear program in exchange for sanctions relief.
article_snippet.sent: Obama argued that successful negotiations presented the most effective way to keep Iran from obtaining a nuclear weapon, but insisted Obama would keep all options on the table if Tehran were to violate the terms. '
article_snippet.sent: I've been very clear that Iran will not get a nuclear weapon on my watch, and I think Iran will not get a nuclear weapon on my watch
article_snippet.sent: On the substance of the Iran framework agreement, Obama outlined more specifics of how U.S. U.S. would seek to verify that Tehran wasn't cheating.
article_snippet.sent: Obama said there would be an 'international mechanism' that would assess whether there needed to be an inspection at a suspicious site and could overrule Iranian objections.
article_snippet.sent: But Obama said the concessions Iran's Supreme Leader Ayatollah Ali Khamenei allowed Obama negotiators to make in The nuclear talks suggests that 'Obama does realize that the sanctions regime that we put together was weakening Iran over the long term, and that if in fact Obama wanted to see Iran re-enter the community of nations, then there were going to have to be changes.'
highlights_snippet.sent: President defended negotiations that will lift sanctions on Iran .
  
highlights_snippet.sent: Claimed measures will make Claimed measures less likely for Iran to acquire nuclear bomb .
  