The union of Louis XV and Maria Leszczyńska occurred at the extravagant Palace of Versailles, a symbol of French monarchy's grandeur. Louis XV became king at the tender age of five, and his marriage was arranged to solidify the political alliance between France and Poland. Maria was the daughter of Stanisław I Leszczyński, the deposed King of Poland, making this marriage vital for diplomatic relations. The wedding featured impressive decorations and celebrations, including lavish feasts and entertainment that showcased both French culture and Polish traditions.

The wedding included significant religious ceremonies, reinforcing the Catholic faith that both parties shared. The festivities highlighted the importance of marriage in royal diplomacy during the 18th century, serving both personal and political purposes. Guests included influential nobles, diplomats, and members of the clergy, all gathered to witness this important royal union. The marriage set the stage for a lengthy partnership between the couple, with Maria becoming a beloved queen consort known for her piety and charitable works.

As time went on, this marriage would influence the policies and alliances of Louis XV's reign. Maria provided Louis with numerous children, further solidifying the royal lineage. The couple navigated the complexities of royal duties together, making their union one of notable significance in French history.