Freight (especially heavy freight) was shipped by sea in the Roman Empire primarily for speed & safety.
Even though a fine road network existed pretty much throughout most of the Empire, the overland route was not always the most direct and there was always the problem of hills, deserts. rivers and raiders.
The best you could get out of an ox cart was 3-4 miles per day ... horses might give you 6-8 at most, on a long haul.
Additionally, with any animal powered transport, there must be an assurance of the availability of food and water for the animals at all points along the route.
The Legions themselves normally only covered 10-12 miles per day.
See: Edward N. Luttwak's "The Grand Strategy of the Roman Empire" The Johns Hopkins Press Baltimore 1976
Yes, the Eastern Roman Empire is commonly referred to as the Byzantine Empire, especially in modern historical contexts. This term is used to distinguish it from the earlier Roman Empire centered in the West. The Byzantine Empire continued to thrive after the fall of the Western Roman Empire in the 5th century, maintaining Roman governance and culture until its fall in 1453. However, the inhabitants of the empire primarily identified as Romans (Ρωμαῖοι) throughout its existence.
The two buildings that I can name that were made throughout the Roman Empire were Trajan's Column and Pantheon.
Christianity did not easily spread through the Roman Empire. See the related question, "How did Christianity spread throughout the Roman Empire?"
The Roman Empire was followed by the Middle Ages throughout the whole of western Europe.
The roman empire itself. But disciples like Paul assisted in spreading the gospel.
Because it was the Roman Empire.
Roman numerals were used throughout the Roman Empire.
From 212 AD on all the peoples throughout the Roman Empire shared Roman citizenship because in that year the emperor Caracalla extended Roman citizenship to all the free men in the empire.
Yes, the Eastern Roman Empire is commonly referred to as the Byzantine Empire, especially in modern historical contexts. This term is used to distinguish it from the earlier Roman Empire centered in the West. The Byzantine Empire continued to thrive after the fall of the Western Roman Empire in the 5th century, maintaining Roman governance and culture until its fall in 1453. However, the inhabitants of the empire primarily identified as Romans (Ρωμαῖοι) throughout its existence.
Throughout the Roman Empire
The two buildings that I can name that were made throughout the Roman Empire were Trajan's Column and Pantheon.
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Hundreds of Roman bridges were built throughout the vast Roman Empire.
Roman numerals were used throughout the Roman Empire
Christianity did not easily spread through the Roman Empire. See the related question, "How did Christianity spread throughout the Roman Empire?"
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The Roman Empire was followed by the Middle Ages throughout the whole of western Europe.