The Emperor Napoleon decreed the 1806 exposition on 15 February 1806 after his return from the Austerlitz campaign .
The event was in part to celebrate Emperor 's 's victories by exhibiting the fruits of peace .
The Emperor Napoleon decreed the 1806 exposition on 15 February 1806 after his return from the Austerlitz campaign , and the event was in part to celebrate his victories by exhibiting the fruits of peace .