What happened to Turenne’s army at the Battle of Marienthal in 1645?

Created from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles.

At the Battle of Marienthal (also known as Mergentheim) in May 1645, Turenne’s army suffered a surprise attack by Bavarian forces. As a result of this engagement, half of his army was lost. Following this defeat, Turenne was forced to fall back, eventually requiring the prince de CondĆ© to be sent by Cardinal Mazarin to assist him.1