Question

In 1864 and 1865, the Union General William Tecumseh Sherman led an army through Georgia, South Carolina, and North Carolina--destroying cities, fields, railways, and anything of possible use for war. This new type of war became known as _____.

Answer 1

This new type of war became known as a "scorched earth policy," since the main idea is to burn (or destroy by other means) anything that can be utilized by the enemy.