South Sudan’s deputy president says a cabinet reshuffle this week that saw the removal of multiple senior officials threatens a fragile peace agreement reached with the president in 2018.

South Sudan has five vice presidents, according to the 2018 agreement, which ended five years of civil war and was reached with the help of the U.S. and others.

JUBA, South Sudan — South Sudan’s deputy president says a Cabinet reshuffle this week that saw the removal of multiple senior officials threatens a fragile peace agreement reached with the ...