U.N. chief to appoint New Zealand lawmaker as South Sudan envoy

Political rivalry between South Sudan’s President Salva
Kiir, an ethnic Dinka, and his former deputy Riek Machar, a
Nuer, led to civil war in 2013 that has often followed ethnic
lines. The pair signed a shaky peace deal last year, but
fighting has continued and Machar fled the country in July.

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