L’échange des princesses (2017) is a refined historical drama inspired by true events in early 18th-century Europe, exploring diplomacy, power, and the personal cost of political alliances. Set in the aftermath of years of war between France and Spain, the film centers on a royal agreement that seeks peace through dynastic marriage.

The narrative follows the exchange of two young princesses: a Spanish infanta sent to France to marry the future king, and a French princess dispatched to Spain for the same purpose. Uprooted from their families and thrust into rigid royal courts, the girls must navigate unfamiliar cultures, strict etiquette, and the heavy burden of expectation placed upon them.

At its core, L’échange des princesses is a poignant meditation on innocence sacrificed for political ambition. Told with elegance and emotional restraint, the film highlights how personal lives are shaped—and often constrained—by the demands of history and power, offering a quietly moving portrait of diplomacy seen through the eyes of children.