article_snippet.sent: The forum could provide the opportunity to push forward an agreement to re-establish formal relations and re-open embassies after nearly four months of negotiations.
article_snippet.sent: The first time the two heads of state met was in 2013 at Nelson Mandela's funeral.
article_snippet.sent: Their brief handshake captured the world's attention and lit up social media.
article_snippet.sent: Few people then knew that the two countries were secretly involved in negotiations to thaw five decades of deadlocked Cold War-era relations.