PBS America

Looking at the ever-present challenges presented by competing for food, mating rights or territory. (Part 7 of 12) (S).

The Siege of York occurred from 866 when the Great Heathen Army laid claim to the Northumbrian capital of York. (Part 2 of.

England, wracked by plague and revolt, loses the upper hand until Henry V turns the tide at Agincourt. (Part 2 of.

Hitler had outwardly emphasized his will for peace, yet once he came to power, he committed his top commanders to a war of extermination. (Partof.

The clock is ticking. An ultimatum has been made. If Hitler does not respond, war will be declared. (Partof.

THE IRISH CIVIL WAR tells the epic and challenging story of the origins, conflict and legacy of the civil war that took place in Ireland in 1922 and 1923. Narrated by Brendan Gleeson. (Part 1 of.

The Siege of York occurred from 866 when the Great Heathen Army laid claim to the Northumbrian capital of York. (Part 2 of.

England, wracked by plague and revolt, loses the upper hand until Henry V turns the tide at Agincourt. (Part 2 of.

Hitler had outwardly emphasized his will for peace, yet once he came to power, he committed his top commanders to a war of extermination. (Partof.

The clock is ticking. An ultimatum has been made. If Hitler does not respond, war will be declared. (Partof.

The Siege of York occurred from 866 when the Great Heathen Army laid claim to the Northumbrian capital of York. (Part 2 of.

England, wracked by plague and revolt, loses the upper hand until Henry V turns the tide at Agincourt. (Part 2 of.

Hitler had outwardly emphasized his will for peace, yet once he came to power, he committed his top commanders to a war of extermination. (Partof.

The clock is ticking. An ultimatum has been made. If Hitler does not respond, war will be declared. (Partof.

Hitler had outwardly emphasized his will for peace, yet once he came to power, he committed his top commanders to a war of extermination. (Partof.

England, wracked by plague and revolt, loses the upper hand until Henry V turns the tide at Agincourt. (Part 2 of.

Looking at the ever-present challenges presented by competing for food, mating rights or territory. (Part 7 of 12) (S).

Some animals in the Serengeti seem to be forever at war. Species compete with each other over territories, ring fencing these areas with scent marking. (Part 8 of 12) (S).

The Vikings known in the East as 'Rus' attacked Constantinople in 860. The Rus became a permanent and feared fixture in the Byzantine Empire. (Part 3 of.

Henry V has claimed the crown of France for his heirs, but to secure it the English must conquer all of France. (Partof.

This revealing documentary shows the extent of the Duke of Windsor's treachery during WW2. (S).

The Seabee's motto was "We Build; We Fight." Often, they had to switch tools for guns.

THE IRISH CIVIL WAR tells the epic and challenging story of the origins, conflict and legacy of the civil war that took place in Ireland in 1922 and 1923. Narrated by Brendan Gleeson. (Part 2 of.

The Vikings known in the East as 'Rus' attacked Constantinople in 860. The Rus became a permanent and feared fixture in the Byzantine Empire. (Part 3 of.

Henry V has claimed the crown of France for his heirs, but to secure it the English must conquer all of France. (Partof.

This revealing documentary shows the extent of the Duke of Windsor's treachery during WW2. (S).

The Seabee's motto was "We Build; We Fight." Often, they had to switch tools for guns.

The Vikings known in the East as 'Rus' attacked Constantinople in 860. The Rus became a permanent and feared fixture in the Byzantine Empire. (Part 3 of.

Henry V has claimed the crown of France for his heirs, but to secure it the English must conquer all of France. (Partof.

This revealing documentary shows the extent of the Duke of Windsor's treachery during WW2. (S).

The Seabee's motto was "We Build; We Fight." Often, they had to switch tools for guns.

This revealing documentary shows the extent of the Duke of Windsor's treachery during WW2. (S).