During the French Intervention, the Fort of Loreto played a critical strategic role in both the Battle of May 5, 1862, and in the defense efforts the following year. The fort was also involved in the recapture of the city by Mexican forces during the pivotal Battle of April 2, 1867.

In this room, visitors can view various uniforms worn by Mexican and French troops, as well as personal items belonging to General Ignacio Zaragoza, including his military coat, glasses, and binoculars.