One should not be surprised if Washington re-establishes diplomatic ties with Tehran before the end of President Barack Obama's term in November 2016. However, what will be the fate of the JCPOA after the November 2016 US presidential elections is anyone's guess, particularly if a Republican is elected to the White House.

Iran's parliament approves a historic nuclear deal with world powers on Tuesday, effectively ending debate among lawmakers over the agreement and paving the way for its formal implementation.