What is one theme sets the modern era apart from previous time periods?

Explanation:

The theme that sets modern era apart from the previous era is the development of industrial technology. This period brought a major shift not just economically but socially and politically as well. Politically, this period saw a shift from monarchy to democracy, and social hierarchy also changed.

popular sovereignty   influenced the declaration of independence because the colonists wanted to have freedom to do they wanted so they put into writing

the industrial revolution pushed the world into modern industrialization. it changed the course of history profoundly. it caused rapid urbanization and pushed cities and countries into development. the industrial revolution began in great britain with a series with new inventions which led to the creation of machines and mass production.

this caused the country to gain wealth and money and become an international superpower. it improved transportation and manufacturing inside the country, pushed people to live in urban areas and britain to become the most powerful nation in the world for a while.