Since Innocent wanted to put an end to the established nepotism of the Curia, he did not make his nephew a cardinal, but instead granted Livio his own personal fortune of some forty thousand crowns, and conferred upon him his own title as Duke of Ceri in 1678.

[4] Livio later helped Innocent finance the expedition led by John Sobieski that ended the Turkish siege at the Battle of Vienna in 1683.

Odescalchi himself fought with distinction in the battle,[5] and was made an Imperial Prince and given the title Duke of Syrmia (lat.

Due to his position as Captain General Livio would also play a significant role during the papal conclave of 1689, which elected Pietro Vito Ottoboni as Pope Alexander VIII.

[9] His connection with Poland had predated the Siege of Vienna, as Odescalchi had been the patron of the painter Jerzy Siemiginowski-Eleuter when he was sent to Rome by Sobieski in 1677.