The fertile soil allowed civilizations to plant crops
<span>The three things are:
- </span><span>plowshare and moldboard (which is used to prepare the grass and soil)
- </span><span> three-crop field rotation system (using same space to grow different crops in different time period)
- Warmer period (provide optimal environment for the crops to grow in the area)</span>
<h2><u>Answer:</u></h2>
From November 15 until December 21, 1864, Union General William T. Sherman led some 60,000 soldiers on a 285-mile march from Atlanta to Savannah, Georgia. The purpose of Sherman's March to the Sea was to frighten Georgia's civilian population into abandoning the Confederate cause.
In New York in November 1778 an army of more than three thousand British, German, and Loyalist troops. Clinton also ordered General Augustine Pre- vost to invade Georgia from Florida. General Prevost dispatched one army by sea and another by land. Savannah was not prepared to repel a large attacking force.
The invention and creation of the telegraph made a faster and cheaper method to send information across the nation, The Pony Express ended because of an advance in technology.