23 parts Complete MatureIn Marching Along, Thomas O'Neill, a 26-year-old Irish immigrant, marches into the heart of the American Civil War as a proud soldier in the 63rd New York Volunteer Infantry, part of the legendary Irish Brigade. Born into hardship and shaped by the revolutionary struggles of his father, a Young Irelander, Thomas carries the weight of history on his shoulders and the dream of freedom in his heart.
Through the chaos of battles like Antietam, Fredericksburg, and Gettysburg, Thomas stands at the center of the brigade's heroic deeds and devastating losses. With the green flag flying high beside the Stars and Stripes, he fights for his adopted homeland while holding tight to his Irish identity. Amid the roar of cannon fire and the anguish of war, Thomas forms bonds of brotherhood with his comrades, faces the complexities of loyalty and identity, and wrestles with the ghosts of the past.
As Thomas rises through the ranks, his grit, leadership, and deep knowledge of history become vital to the survival of his men.