How is organizing history by region different than organizing history by period

The Answer Is "A historian who organizes the past by region focuses on a big idea that occurs across history, whereas a historian who organizes the past by period focuses on a specific area of the world."

Explanation:

because of its location and commercial importance, atlanta was used as a center for military operations and as a supply route by the confederate army during the civil war. therefore, it also became a target for the union army. general william tecumseh sherman and his troops captured the city in 1864.

answer: are there any

explanation: