Spotlighting radical abolitionist John Brown, as he raids Harper's Ferry, setting the scene for the Civil War.

Abraham Lincoln becomes frustrated with his cautious commander, George McClellan, whose army gets routed at Manassas, Va.; Confederate Gen. "Stonewall" Jackson earns his nickname.

Robert E. Lee, who once turned down command of Northern forces, becomes the top Confederate general; Ulysses S. Grant scores Union victories in the West.

Former slave Frederick Douglass pushes President Abraham Lincoln to free his people; Lincoln issues the Emancipation Proclamation, after the bloody Battle of Antietam.

A Confederate victory at Chancellorsville, Va. comes at a high price; a Southern bullet accidentally mortally wounds Stonewall Jackson.

The North turns back the South's invasion; a heroic bayonet charge led by Maine's Joshua Chamberlain; the doomed Confederate charge led by Gen. George Pickett.

Once drummed out of the army for drinking, Ulysses S. Grant earns his place as the North's best general; the Union's first black regiment marches into battle;

A U.S. senator, war hero, and presidential aspirant who has much in common with Abraham Lincoln; Jefferson Davis answers the call to lead the Confederate States of America;

George McClellan poses a tough challenge to Abraham Lincoln's re-election; Ulysses S. Grant and Robert E. Lee clash on the battlefield;

Union Gen. William Tecumseh Sherman burns Atlanta and marches to the sea; Abraham Lincoln's re-election; Robert E. Lee's surrender at Appomattox, Virginia.

John Wilkes Booth assassinates President Abraham Lincoln, potentially reversing the South's Civil War loss with a single bullet;

The defeated South attempts to rewrite history by denying slavery was the root cause of the Civil War;

George Washington leads his men across the icy Delaware River into a bloody, barefoot march to Trenton and the brutal Hessian fighters who await them.

A profile of Billy the Kid, a New York City native who became an outlaw in the Old West in the 1870s.

A profile of George Armstrong Custer, a Civil War commander in the Union Army, who later died at the Battle of Little Big Horn in 1876.

The truths behind the events and people that comprise the legends of the American Revolution.

A profile of Jesse James.

A profile of James Butler "Wild Bill" Hickok features his reputation as a marksman and penchant for gambling.

Black slaves join the Continental Army in the fight for independence.

A profile of Christopher Houston "Kit" Carson (1809-68) explores his reputation as a mountain man, wilderness guide and Army officer.

When the oppressive hand of British rule begins to trample on colonial liberty, a secret group of rebels put their lives on the line to stand up to the crown. The “Sons of Liberty” get their start as smugglers who refuse to pay repressive taxes, but they soon evolve into an underground political force - fighting for American independence. Masterminds Paul Revere and Sam Adams lead the insurgent movement as their treasonous plans - punishable by death – secretly spread throughout the colonies. The simmering tensions erupt into chaos when a British customs agent murders an 11 year-old boy, triggering three days of riots and the infamous Boston Massacre. The American Revolution has begun.

A profile of John Henry "Doc" Holliday includes the gunfight at the O.K. corral.

Benedict Arnold goes from a respected Continental Army general to America's most notorious traitor thanks to his plot to surrender West Point to the British and switch sides.

A profile of Davy Crockett (1786-1836), a frontiersman, politician and folk hero, who died at the Battle of the Alamo.

A profile of Bass Reeves (1838-1910), a former slave who became a deputy U.S. marshal and is thought to be the inspiration for the Lone Ranger.