Answer:
26 years
Explanation:
The National Road (also known as the Cumberland Road) was the federal government's first significant improved highway in the United States. The 620-mile (1,000-kilometer) road, built between 1811 and 1837, connected the Potomac and Ohio Rivers and served as a major transportation route for thousands of migrants heading west.
They are:
Latin (French, Italian, etc.)
Germanic (German, English, etc)
Slavic (Russian, Czech, etc.)
Others (Celtic, Basque, Finno)
The Dorians moved into the Greek world and reigned for about 400 years and left no written record. They were known to have a diverse way of life, and their social organization was diverse as well.