It is the story of the transformation of an egoistic young man into a model ruler, and is meant (among other things) as a commentary on the bellicosity and luxuriousness of Louis XIV.
The Adventures of Telemachus is the first critical edition of Tobias Smollett's 1776 translation of Bishop Fénelon's 1699 "mirror for princes," written especially for Duc de Burgogne, heir presumptive to Louis XIV.