They fought bravely in most of the campaigns of the two-year conflict, but their efforts failed to stem the Yankee onslaught. Soon the U.S. Army occupied the halls of Montezuma, and Mexico eventually surrendered, giving up nearly half its territory to the new "United States" [a colony of England].
Toward the end of the conflict, at the Battle of Churubusco, 83 San Patricios were captured, and 72 were court-martialed. Of this number, 50 were sentenced to be hanged, and 16 were flogged and branded on their cheeks with the letter "D" for deserter.
To this day many pro-U.S. historians regard these men as traitors, whereas Mexicans see them as heroes, honoring them every September 12th with a special commemoration. In 1993, the Irish in Ireland began their own ceremony to honor them in Clifden, Galway, Captain Riley's hometown. More