Answer: McClellan lets Confederates retreat from Antietam. Confederate General Robert E. Lee's army pulls away from Antietam Creek, near Sharpsburg, Maryland, and heads back to Virginia. ... His army had its back to the Potomac River, just a few miles away, and a quarter of his force had been lost in the previous day's battle.
The advantages of Sante Fe Trials were being a vital commercial highway, using it for the invasion of NewMexico, increase the American Trades and it was also used in Mexican American War, but the disadvantages were the rough road and with bad constructions.
Cover crop roots hold the soil in place, protecting soil from wind erosion. Cover crops can also protect soil from the impact of heavy rainfall and runoff. Reduced erosion protects and improves water quality by keeping ag chemicals in the ground and out of drainage water.
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<u>Answer:</u> An action or decision that later serves as an example is "Precedent"
<u>Explanation:</u>
An earlier incident or action which is considered an indicator or a reference to be used in similar circumstances afterwards is termed as "Precedent". There are two kinds available as persuasive precedents and binding precedents.
A precedent or authority is a legal case in common law legal systems that sets out a principle or rule. The court or other judicial bodies then use this principle or rule when deciding later cases with similar matters or facts.