Greek language is used little outside Greek (some small pockets in the ancient major cities), so it's not that. The Orthodox Church has no one center, no one supreme leader except Christ, who is not in Rome per se, so it's not that. We wear Roman clothes only to costume parties, so it's not that. Many of Europe's roads and parts of its water systems have been around for 2000 years.
<span>Christ is Risen! </span>
<span>/Orthodox</span>
Diffusion and Colonization/Migration of agricultural peoples
In the start of the 1600's in Russia began the Romanov Dynasty. Also It expanded throughout the entire top of Asia.
Giving one thing for the exchange of another.
For example:
Giving rice for getting honey.
Giving clothes for getting shoes.