The Lost Regiment Series

The Lost Regiment series follows the 35th Maine Volunteer Infantry as they are mysteriously transported from the American Civil War to an alien world. The regiment must survive in this harsh new environment while encountering medieval Russian peasants and fearsome nomadic warriors. The soldiers leverage their 19th century military technology and knowledge to defend themselves and the local human settlements against constant threats. Their firearms and tactics prove crucial as they face mounted warriors who tower over normal humans. The series combines military science fiction with elements of time travel and alternate history across multiple novels. Through strategic alliances, technological innovation, and sheer determination, the regiment works to establish stability in their new reality. This saga explores themes of leadership, adaptation, and the responsibilities that come with superior military capability. The cultural clashes between Civil War era Americans and medieval Russians raise questions about progress, civilization, and the true meaning of survival.

Readers describe the series as military sci-fi that blends Civil War history with alien encounters. Many praise the detailed battle tactics, period-accurate military protocols, and character development across the books. Liked: - Historical accuracy of 19th century military life - Strong world-building and alien culture - Balance of action and character relationships - Technical details about weapons and strategy Disliked: - Some repetitive battle descriptions - Later books seen as slower-paced - Romance subplots described as unnecessary - Character names can be hard to track Ratings: Goodreads: 4.0/5 (2,100+ ratings) - Rally Cry (Book 1): 4.1/5 - Union Forever (Book 2): 4.0/5 - Terrible Swift Sword (Book 3): 3.9/5 Amazon: 4.4/5 (800+ ratings across series) Common reader comment: "Like 'Connecticut Yankee in King Arthur's Court' meets 'Starship Troopers'" - multiple Goodreads reviews

1632 by Eric Flint A West Virginia town is transported to 17th-century Germany, combining military tactics, historical elements, and the clash of modern technology with a past era.

Island in the Sea of Time by S. M. Stirling The island of Nantucket gets thrown back to the Bronze Age, where the inhabitants must establish a new civilization while defending against ancient threats.

The General Series by David Drake, S.M. Stirling On a fallen colony world, a military leader uses recovered ancient texts to rebuild civilization and reunite humanity using Civil War-era military principles.

Janissaries by Jerry Pournelle, David Weber A group of modern soldiers are transported to an alien planet where they must use their military knowledge to survive among medieval-level civilizations.

The Destroyermen Series by Taylor Anderson A World War II destroyer and its crew are transported to an alternate Earth where they encounter evolved species and must forge alliances while using their military expertise to survive.

🗡️ The series was partially inspired by the historical account of "Xenophon's March," where 10,000 Greek mercenaries had to fight their way home through hostile territory after being stranded deep in Persia. 🛡️ Author William Forstchen has a Ph.D. in Military History from Purdue University and has taught at Montreat College in North Carolina for over three decades. ⚔️ The first book, "Rally Cry," features the 35th Maine Volunteer Infantry, which is transported to an alien world along with a Russian regiment from the Crimean War era - showing how military units from different time periods might interact. 🌍 The alien world in the series has a day length of 36 hours, and its inhabitants evolved differently from Earth humans due to the longer day/night cycle. 🐎 The Tugars, the main antagonists in the series, are based on a combination of Mongol warriors and other nomadic peoples from Earth's history, demonstrating Forstchen's extensive knowledge of military history.