- U-Boats off the Outer Banks
- U. S. Army Indian Wars: Campaigns of Generals Custer, Miles, & Crook, with the Sioux & Cheyenne, Chi...
- U. S. Grant and the American Military Tradition
- U. S. Grant: The Civil War Years
- U.S. Army Campaigns of the Civil War: The Civil War in the Western Theater 1862, plus Bibliography, ...
- U.S. Army Quartermaster Museum
- U.S. Army Weapons Systems 2013-2014
- U.S. Civil War Battle by Battle
- U.S. Colored Troops Defeat Confederate Cavalry
- U.S. Constitution For Dummies
- U.S. Constitution: Foundation & Evolution (Including the Biographies of the Founding Fathers)
- U.S. Economy in the Mid-1800s - Historical Timelines for Kids American Historian Guide for Children...
- U.S. History 1820-1850 - Historical Timelines for Kids American Historian Guide for Children 5th G...
- U.S. History 1: Vol 1
- U.S. HISTORY 2: Vol 2
- U.S. History Demystified
- U.S. Marshals (Enhanced Edition) (Enhanced Edition)
- U.S. National Library of Medicine
- U.S. Penitentiary Leavenworth
- U.S. Politics 1801-1840 - History for Children Timelines for Kids - Historical Facts 5th Grade Soc...
- U.S. Women's History
- U.S.S. Seawolf: Submarine Raider of the Pacific
- Ugly Prey
- Ukiah
- Ukraine & the United States: Unexpected Ways Two Nations Affected Each Other
- Ukrainians of Chicagoland
- Ukrainians of Greater Philadelphia
- Ukrainians of Metropolitan Detroit
- Ukrainians of Western Pennsylvania
- Ultimul Dintre Oamenii Presedintelui
- Ulysses S. Grant
- Ulysses S. Grant et la reconstruction du Sud
- Ulysses S. Grant: Life of the Fearless General & Commander-in-Chief (Complete Edition - Volumes 1&2)
- Ulysses S. Grant: Memoirs and Selected Letters
- Ulysses S. Grant: The Architect Of Victory In The U.S. Civil War
- Um gênio muito estável
- Umatilla
- Un cowboy del Texas
- Un-American Activities
- Una Ciudad Propia
- Unbecoming British
- Unbecoming Modern
- Unbelievable
- Unbinding Gentility
- Uncertain Allies
- Uncertain Empire
- Unchecked
- Uncivil Rights
- Uncivil Warriors
- Uncle John's Bathroom Reader Plunges Into Hollywood
- Uncle John's Bathroom Reader Plunges into Michigan
- Uncle John's Bathroom Reader Plunges into Minnesota
- Uncle John's Bathroom Reader Plunges into New Jersey
- Uncle John's Bathroom Reader Plunges into New York
- Uncle John's Bathroom Reader Plunges Into Ohio
- Uncle John's Bathroom Reader Plunges Into Pennsylvania
- Uncle John's Bathroom Reader Plunges Into Texas Bigger and Better
- Uncle John's Plunges into California
- Uncle John's Plunges into New Jersey
- Uncle Sam Abroad
- Uncle Sam Wants You
- Uncle Swami
- Uncle Toms Companions: Or, Facts Stranger than Fiction. A Supplement to Uncle Toms Cabin
- Uncle Tom’s Cabin
- Uncle Tom’s Cabin (Illustrated Edition)
- Uncommon Ground
- Uncommonly Savage
- Uncompromising Activist
- Unconditional
- Unconditional Surrender: The Policy That Prolonged World War II
- Unconditional Unionist
- Unconventional Warfare In The American Civil War
- Uncovering Nevada's Past
- Und wieder war ich gerettet
- Undaunted Courage
- Undefeated
- Undeniable: Full Color Evidence of Black Israelites In The Bible
- Under a Darkening Sky
- Under a Full Moon
- Under Four Administrations: From Cleveland to Taft
- Under God
- Under Pressure
- Under God
- Under Pressure
- Under Six Flags: The Story of Texas
- Under the Big Top
- Under the Cope of Heaven
- Under the Crescent Moon with the XI Corps in the Civil War. Volume 2
- Under the Liberty Tree - A Story of the Boston Massacre
- Under the March Sun
- Under the Prophet in Utah
- Undercover Girl
- Undercover Washington
- Underestimating the Enemy: The Mistake That Starts Our Wars
- Underground Philadelphia
- Underground Prescott
- Understand Your Rights Because You're About to Lose Them!
- Understanding Primary Sources: Reconstruction
- Understanding Jim Crow
- Understanding Missouri's Constitutional Government
- Understanding Presidential Elections and The Constitution
- Understanding Primary Sources: American Revolution
- Understanding Primary Sources: Civil Rights
- Understanding Primary Sources: U.S. Civil War
- Understanding Racist Activism
- Understanding the Cosmos
- Undocumented Migrants in the United States
- Undoing the Liberal World Order
- Une histoire populaire des États-Unis
- Une théorie de l'État esclavagiste
- Une étrange dictature
- Unequal Justice
- Unequal Laws Unto a Savage Race
- Unfaithful
- Unfaltering Trust
- Unfamiliar Fishes
- Unfinished Murder
- Unflinching Courage
- Unforgettable Galveston Characters
- Unforgettable Ohioans
- Unforgettable Texans
- Unfree Markets