The Capture of Saumur was the military investment of the Huguenot

Huguenot

The Huguenots were members of the Protestant Reformed Church of France during the 16th and 17th centuries. Since the 17th century, people who formerly would have been called Huguenots have instead simply been called French Protestants, a title suggested by their German co-religionists, the...

 city of Saumur

Saumur

Saumur is a commune in the Maine-et-Loire department in western France.The historic town is located between the Loire and Thouet rivers, and is surrounded by the vineyards of Saumur itself, Chinon, Bourgueil, Coteaux du Layon, etc...

 accomplished by the young French king Louis XIII in May 1621, following the outburst of the Huguenot rebellions

Huguenot rebellions

The Huguenot rebellions, sometimes called the Rohan Wars after the Huguenot leader Henri de Rohan, refers to events of the 1620s in which French Protestants , mainly located in southwestern France, revolted against royal authority...

. Although the Huguenot city was faithful to the king, Louis XIII nevertheless wished to affirm control over it. The Governor of the city Duplessy-Mornay was tricked out of his command of Saumur and the city was invested.

Louis XIII then continued his campaign southward against the Huguenots, and moved to the Protestant stronghold of Saint-Jean-d'Angély

Saint-Jean-d'Angély

Saint-Jean-d'Angély is a commune in the Charente-Maritime department in southwestern France.The commune has its historical origins in the Abbey of Saint-Jean-d'Angély.-Royal abbey:...

 led by Rohan's brother Benjamin de Rohan, duc de Soubise

Benjamin de Rohan, duc de Soubise

Benjamin de Rohan, duc de Soubise , was a French Huguenot leader.The younger brother of Henri de Rohan, he inherited his title through his mother Catherine of Parthenay. He served his apprenticeship as a soldier under Maurice of Nassau in the Low Countries...

. This led to the month-long Siege of Saint-Jean-d'Angély

Siege of Saint-Jean-d'Angély

The Siege of Saint-Jean-d'Angély was a siege, , accomplished by the young French king Louis XIII in 1621, against the Protestant stronghold of Saint-Jean-d'Angély led by Rohan's brother Benjamin de Rohan, duc de Soubise...

, and to a succession of other sieges in the south of France. on 24 June 1621. Louis XIII's campaign ended in a stalemate, leading to the 1622 Peace of Montpellier, which temporarily confirmed the right of the Huguenots in France.