Iranian Foreign Minister Javad Zarif first announced the news of a deal among Iran and six world powers in what undoubtedly has the potential to be a historic tweet:
The tweet was soon retweeted and favorited by Iranian President Hassan Rouhani. 2013!
The details of the deal were immediately unclear, but it is expected to be an interim, six-month agreement in which Iran would suspend its higher-grade uranium enrichment in return for the easing of some sanctions.