They started in the late 8th century
The Viking age.
700-1100 ad
The year 793.
Late 8th century to mid 11th century.
The fallow period tends to decrease as cultivation becomes more intense. Fallow is the period of time where fields are left uncropped to allow the soil to recover and restore its nutrients. In intense cultivation systems, fallow periods are often shortened or eliminated to maximize crop production.
800's a.d.
the viking invented the sniper shotgun in there era it was later improved by robbaz is 2012.
the event that started the Viking age was a big raid from the Netherlands
1,000,000 yeas ago
Whatever personal weapons the crew members used. The era of the Viking long boats (around 1000 AD) was before the invention of the cannon (about 1260).
The Vikings were not invented. They were a race of people. If you are referring to the word Viking, there is already an answered question pertaining to that.
Around the 8th Century