South Sudan's President Salva Kiir has struck a deal with former foe Riek Machar that will pave the way for their rival armed forces to merge, a cabinet minister said on Saturday, in a potential breakthrough for the lumbering peace process.
The world's newest nation has struggled with chronic instability since independence in 2011, with Kiir and Vice President Machar locked in an uneasy coalition following the end of a five-year civil war.
