Battles & Wars › Medieval wars › Viking raids and conquests
Viking longship
c. 750–1100· Invention or discovery· Weapons, armor & warships
Well documentedSolid records, physical evidence or scientific consensus.
Long, narrow, shallow-draft wooden ships, driven by oars and a square sail, that carried Scandinavian raiders, traders and settlers.
See it on the Battles & Wars map →What happened
Builders overlapped thin oak planks (clinker construction) into a shell, then fitted light ribs inside, making a flexible hull that rode over waves. The warship Skuldelev 2, built near Dublin around 1042, was about 30 m long and carried some 60–80 crew. Longships could cross the North Sea in a few days and drew so little water that crews could row far up rivers and beach on almost any shore, striking places like Lindisfarne in 793 before defenders could gather.
Why it matters
Speed and surprise let small Scandinavian bands raid, trade and settle from Ireland to the Volga, and, with sturdier cargo ships, reach Iceland, Greenland and North America.
Think of it like
An ocean-going ship and a landing craft in one: it could cross open sea, then run straight onto a beach.
How we know
Ship burials such as Oseberg and Gokstad in Norway, the five Skuldelev wrecks in Denmark, sagas and annals, and replicas such as the Sea Stallion, sailed from Denmark to Dublin in 2007.
Still debated
When Scandinavians adopted the sail, and whether that is why raids began around 790, is still debated.
Connections (2)
▸Viking longship carried raiders across the seas in the Viking raids and conquestsWell documented
The connection
From the attack on Lindisfarne in 793, longships let Norse raiders appear without warning on coasts and rivers across Europe. They rowed up the Seine to attack Paris in 845 and 885–886, carried settlers to England, Ireland and Normandy, and sailed down Russian rivers toward the markets of Constantinople and the Islamic world.
When and how
The North Atlantic, North Sea and the rivers of Europe and Russia, 793–1066.
How we know
Annals from England, France and Ireland record raids from the sea, and ship burials and wrecks show the vessels themselves.
Debates and open questions
Why the raids began around 790, whether land shortage, trade, politics or new sailing technology, is debated.
▸Viking longship was the model for the Norman fleet before Battle of HastingsMostly agreed
The connection
The Normans descended from Viking settlers in Normandy and kept Scandinavian shipbuilding. In 1066 Duke William had several hundred clinker-built ships made or gathered to carry his army, including horses, across the Channel. The Bayeux Tapestry shows them as longships with high prows and square sails.
When and how
Normandy, summer 1066; the fleet crossed from Saint-Valery-sur-Somme to Pevensey on September 27–28, 1066.
How sure are we?
The Bayeux Tapestry shows trees felled, ships built and horses unloaded, and a list of ships supplied by William's barons survives.
Debates and open questions
How many ships there were (estimates run from about 700 to several thousand) and how they carried horses safely are debated.