Between 1861 and 1865, the clash of the greatest armies the Western hemisphere had ever seen turned small towns, little-known streams, and obscure meadows in the American countryside into names we will always remember. In those great battles, those streams ran red with blood-and the United States was truly born.

The United States Navy has played an essential role both in resolving conflicts and in peacekeeping throughout the entire history of the United States. Today, the US Navy, the world’s most powerful naval force, remains a critical tool of American foreign policy, and a key player in preserving geopolitical stability throughout the world. In The History of the United States Navy, Professor Craig L. Symonds brings alive the extraordinary saga of America’s naval forces, from the first naval shipbuilding on Lake Champlain in 1775 to the present age of nuclear-armed submarines.

Hannibal Barca is famous for marching an eclectic mix of troops across the Alps and into the Roman heartland during the Second Punic War. But how much do we know about the world Hannibal was born into and came of age in? In Hannibal: The Military Genius Who Almost Conquered Rome, get to know one of history’s most impressive generals from the political and military conflicts that defined his adolescence to the battles that made him famous. These 15 lectures will paint a portrait of not only Hannibal, but also his enemies and allies.

The Roman Empire: From Augustus to the Fall of Rome traces the breathtaking history from the empire’s foundation by Augustus to its Golden Age in the 2nd century CE through a series of ever-worsening crises until its ultimate disintegration. Taught by acclaimed Professor Gregory S. Aldrete of the University of Wisconsin-Green Bay, these 24 captivating lectures offer you the chance to experience this story like never before, incorporating the latest historical insights that challenge our previous notions of Rome’s decline.

The Roman Republic is one of the most breathtaking civilizations in world history. Between roughly 500 BCE to the turn of the millennium, a modest city-state developed an innovative system of government and expanded into far-flung territories across Europe, Northern Africa, and the Middle East. This powerful civilization inspired America's founding fathers, gifted us a blueprint for amazing engineering innovations, left a vital trove of myths, and has inspired the human imagination for 2,000 years.

Military history often highlights successes and suggests a sense of inevitability about victory, but there is so much that can be gleaned from considering failures. Study these crucibles of history to gain a better understanding of why a civilization took - or didn't take - a particular path.

Look beyond the abstract dates and figures, kings and queens, and battles and wars that make up so many historical accounts. Over the course of 48 richly detailed lectures, Professor Garland covers the breadth and depth of human history from the perspective of the so-called ordinary people, from its earliest beginnings through the Middle Ages.

Take a riveting tour of the Italian peninsula, from the glittering canals of Venice to the lavish papal apartments and ancient ruins of Rome. In these 24 lectures, Professor Bartlett traces the development of the Italian city-states of the Middle Ages and the Renaissance, showing how the modern nation of Italy was forged out of the rivalries, allegiances, and traditions of a vibrant and diverse people.

The ancient Greeks, more than any other early culture, have given us the template for Western civilization, as seen in their superlative achievements in the fields of architecture, political theory, philosophy, science, and art - not the least of which are their inventions of democracy and drama. In these 24 compelling lectures, Professor Garland guides you in a richly illuminating exploration of what the ancient Greeks have given us, and why they’re still important to us today.

Great powers no longer fight great wars. But how exactly did countries like the United States go from confronting powerful adversaries in 1914 and 1939 Europe to waging lengthy counterinsurgency campaigns in places like Iraq and Afghanistan? The answer lies in the profound geopolitical and technological changes that came in between.

Why is Benjamin Franklin so compelling? What made him so successful in his day? And why has he continued to influence generations of Americans? Tackle these questions and more in The Age of Benjamin Franklin, a thorough - and sometimes surprising - course that presents a full portrait of a personality that defies easy definition.

Embark on a journey to the very beginning of writing as a tool of language and see how the many threads of history and linguistics came together to create the alphabet that forms the foundation of English writing. Your guide is Professor John McWhorter of Columbia University and in the 16 lectures of Ancient Writing and the History of the Alphabet, he will help you navigate the complex linguistic and cultural history behind one of our most crucial tools of communication.

World War II is one of the most harrowing and impactful events in human history. Our imaginations may be captured by the sweeping military battles, but the story of war is the story of humans, everyday people trying to do their bit in a world falling apart around them.

The Middle Ages was a time of major historical shifts and transformations. This amazing era reverberates with discoveries, innovations, events, and historical processes that are integral to the world we know now. In these 24 enthralling lectures, Professor Salisbury leads you on a sumptuous tour of this incredible historical epoch, making clear that the remarkable historical currents and advances of the Middle Ages unfolded not only in the West, but across the globe, from Europe, Africa, and the Middle East to Asia, the Americas, and beyond.

Between 1861 and 1865, the clash of the greatest armies the Western hemisphere had ever seen turned small towns, little-known streams, and obscure meadows in the American countryside into names we will always remember. In those great battles, those streams ran red with blood-and the United States was truly born.

In The Vietnam War, you will learn about the causes and consequences of the war in Vietnam. You will explore the scope of American intervention from air campaigns to large-scale military operations on the ground. You will survey the history of Vietnam from colonial Indochina onward, getting to know the homegrown ideas, personalities, and politics that would come to shape the conflict. You will reconstruct major military operations like the Tet Offensive and Rolling Thunder.

World War II is one of the most harrowing and impactful events in human history. Our imaginations may be captured by the sweeping military battles, but the story of war is the story of humans, everyday people trying to do their bit in a world falling apart around them.

Military history often highlights successes and suggests a sense of inevitability about victory, but there is so much that can be gleaned from considering failures. Study these crucibles of history to gain a better understanding of why a civilization took - or didn't take - a particular path.

Accompanied by a selection of guests, Professor Jortner takes you through a mind-bending exploration of the history that could have been. Captivating storytellers and imaginative thinkers, these experts show how history is contingent on split-second decisions, near misses, and sheer dumb luck. By reflecting on what didn’t happen, 10 Great What-Ifs of American History gives you new insights on what did happen—and the impact on our world today.