 Although much of his life remains obscure , Nerva was considered a wise and moderate emperor by ancient historians . Nerva 's greatest success was his ability to ensure a peaceful transition of power after his death , thus founding the Nerva – Antonine dynasty . 
 Although much of his life <a href='uninflect' title='1'><mark>remains</mark></a> obscure , Nerva was considered a wise and moderate emperor by ancient historians . Nerva <a href='null_genetive' title='2'><mark>'s</mark></a>greatest success was his ability to ensure a peaceful transition of power after his death , thus founding the Nerva – Antonine dynasty . 
Although much of his life remain obscure , Nerva was considered a wise and moderate emperor by ancient historians . Nerva  realest success was his ability to ensure a peaceful transition of power after his death , thus founding the Nerva – Antonine dynasty .