The Civil War was based on a disagreement on slavery, but slavery was not the main issue. The Union opposed the South's economic system (slavery) and the South was not too happy about that so they began seceding from the Union. President Lincoln's main goal was to preserve the Union and to get the Southern states to come back. Slavery was just something that had gotten taken care of during the Civil War.
Answer:
The Treaty of Guadalupe Hidalgo
Explanation:
Technological innovation and growing<span> trade with other nations. Industrial growth.</span>
Archaeology is the study of cultures that lived in the past. It is a subfield of anthropology, the study of human cultures. ... Archaeologists look for patterns in the artifacts they study that give them clues about how the people who made and used them lived.