Backfire

Commission for alternative history setting.
"The battle of the Philippines is raging, as the forces of the Texan Confederacy and the Republic of the Philippines try to hold off the forces of Imperial Japan. It’s a helpless fight, and it’s made even more dire by the use of chemical weapons. The first soldiers in Texan lines to be hit with the gas were not prepared. Unfortunately Aunt Tiknera couldn’t be let down, so her sons continued onwards in the face of a uncaring and unfeeling foe. After a year of brutal fighting, the Republic of the Philippines falls to Japanese forces. However, that doesn’t mean resistance is dead either......."