The answer is C former slaves fighting in the Union army were essential to several Northern Victories.
After World War 2, the U.S. emerged as a world superpower and our economy was booming. Our nation was extremely rich, basically.
<span>The first dynasty that was the first group in China to use written records was the Shang Dynasty, also known as the Yin dynasty, which ruled from 1600 BC, until 1046 BC., when it was succeeded by the Zhou dynasty. During their reign, the earliest forms of written records originated, so they were the ones responsible for devising the first writing techniques in China, at least.</span>
Answer:
Sumerians because they invented the wheel that let them travel better and they also invented cuneiform scripts that helped write several languages
