From The First Gun At Palo Alto

Notes of the Mexican War, 1846-47-48: Comprising Incidents, Adventures and Everyday Proceedings and Letters While with the United States Army in the Mexican War; Also Extracts from Ancient Histories of Mexico, Giving an Accurate Account of the First and Original Settlers of Mexico, Etc.; Also the Names and Numbers of the Different Rulers of Mexico; Also Influence of the Church

Source

"...from the first gun at Palo Alto to the surrender of the city of Mexico...we made our advances, without one defeat, without one retreat.  There is not a paralell in all the pages of history."