In what ways was the premodern world connected?

Explanation:

In the modern world-system an analogous process takes the form of the rise and fall of hegemonic core powers, and the arena of contention became global in scope during the 19th century (c.e.). The studies here are of three di?erent and largely separate regional world-systems during di?erent time periods. All three focus on state formation, empire building and collapse.

parts of an essay — traditionally, it has been taught that a formal essay consists of three parts: the introductory paragraph or introduction, the body paragraphs, and the concluding paragraph. an essay does not need to be this simple, but it is a good starting point.