The answer is the Gadsden purchase
Answer:
The Roman Empire became less stable over the course of the Third to Fifth centuries CE. Historians point to internal divisions as well as repeated invasions from tribes such as the Huns and the Visigoths as reasons why the Empire fell. The fall of the Western Roman Empire occurred in 476 CE.The main reason for the collapse of Rome was caused by poor leadership, natural disasters, and foreign invasions. Poor leadership is the main reason, and all the other reasons back track to poor leadership.
Answer:
The mesoamerican cililizations where Olmec, Maya, Zapotec, Teotihuacan, Mixtec, and Mexica (or Aztec). The Norte Chico civilization in Peru is the oldest civilization in the Americas and one of the first six independent civilizations in the world
Explanation:
Africans played a direct role in the slave trade, kidnapping adults and stealing children for the purpose of selling them, through intermediaries, to Europeans or their agents. Those sold into slavery were usually from a different ethnic group than those who captured them, whether enemies or just neighbors.
Sparta was a warrior society in ancient Greece that reached the height of its power after defeating rival city-state Athens in the Peloponnesian War (431-404 B.C.). Spartan culture was centered on loyalty to the state and military service.