sentences:  Following the removal of Diệm, the protection for incumbent rulers in Saigon also decreased.The Presidential Guard that Diệm used to protect Gia Long Palace against coups was dissolved and sent into the countryside, as were units of the ARVN Rangers, which had been kept in the capital for the same purpose.A significant boost to the plotter's scheme came on January 5, when Dinh relinquished command of the III Corps to Khiêm following persistent pressure by the US military establishment that he needed to fully concentrate on his work as interior minister.