Emo led his fleet in a demonstration of force in front of Tripoli, leading the pasha to conclude a new peace agreement with the Republic. Emo's appointment was renewed for the year after, but in the event it was not required for him to set sail.
Emo's leadership and the display of military power led to a new peace agreement between the Republic and the pasha.  While his position was extended, he didn't need to embark on a voyage.