Battle of Gonzales: Come and Take It
The "Come and Take It" battle refers to the Battle of Gonzales, the first military engagement of the Texas Revolution, where Texan settlers, refusing to return a cannon loaned by Mexico, famously defied Mexican forces with the phrase and a flag bearing the slogan. More information can be found at: https://www.tshaonline.org/handbook/entries/gonzales-come-and-take-it-cannon