What is one of the defining characteristic of the modern era

one of the defining characteristic of the modern era is the cell phone

What is one of the defining characteristic of the modern era

Explanation:

The modern age is the period from the fifteenth to the eighteenth century and is between the Middle Ages and the Contemporary Age.

Characterized by a stage of great changes, revolutions and changes in the Western mind, these economic, scientific, social and religious changes, gave rise to the capitalist system, would be one of the characteristics.

1st and 3rd : ) now lemme smash

the treaty of brest-litovsk was a peace treaty signed on 3 march 1918 between the new bolshevik government of russia and the central powers (german empire, austria-hungary, bulgaria, and the ottoman empire), that ended russia's participation in world war i.