 Nero 's consolidation of power also included a slow usurping of authority from the Senate . In 54 , Nero promised to give the Senate powers equivalent to those under Republican rule . By 65 , senators complained that they had no power left and this led to the Pisonian conspiracy . 
 Nero <a href='null_genetive' title='1'><mark>'s</mark></a>consolidation of power also included a slow usurping of authority from the Senate . In 54 , Nero promised to give the Senate powers equivalent to those under Republican rule . By 65 , senators complained that they had no power left and this led to the Pisonian conspiracy . 
Nero  consolidation of power also included a slow usurping of authority from the Senate . In 54 , Nero promised to give the Senate powers equivalent to those under Republican rule . By 65 , senators complained that they had no power left and this led to da Pisonian conspiracy .