Answer: One of the most accomplished conquistadors was Hernán Cortés, who led a relatively small Spanish force, but with local translators and the crucial support of thousands of native allies, achieved the Spanish conquest of the Aztec Empire in the campaigns of 1519-1521 (present day Mexico).
Explanation: This involved an exchange of plants, goods, ideas, and diseases from Europe to the Americas. This exchange benefitted Europeans more than Native Americans because Europeans spread smallpox , a deadly disease, to Native Americans when they came into contact with them.
Homestead Act opened up settlement in the western United States, allowing any American, including freed slaves, to put in a claim for up to 160 free acres of federal land.
The African empires remained largely as traditionalists and agriculturists. They stayed in their territories working hard to achieve progress. The Swahili city-states were traders and craftsmen. Their culture had been influenced by Middle-Easters and Indian territories. They were able to make dealings with overseas territories which helped them increase their economy.
No reinforcements were used by Union forces, thinking they weren't needed.
The North had thought, going into the Civil War, that victory would be relatively easy to achieve. According to the History Channel, the outcome of the battle (a victory for the South) "sent northerners--who had expected a quick, decisive victory--reeling."
The First Battle of Bull Run is called the First Battle of Manassas by Southerners, after the city near where it was fought. The battle took place in Virginia in July of 1861. The Confederate forces received reinforcements during the battle and that helped them in achieving the victory.
Tobacco, by far, was the most profitable of the Middle Colonies' cash crops, but indigo, cotton, and cereals (rye, wheat, corn) were also common.