Battle of Antietam is the eighth-costliest land battle of the American Civil War <span>also known as the </span><span>Battle of Sharpsburg. Hope this helps!!</span>
Alfonso's average speed was 400 meters per minute.
Copernicus's theory was about how the earth and other planets revolved around the sun while the religious views held at that time were that the sun and other planets went around the earth. Copernicus's theory explained how Earth was not the center of the solar system which went against the religious views.
