The American Revolution was the U.S breaking apart from the oppressive British government. We broke away because the british wasn't listening to the need of the people and taxing them without representation.
Spanish settlers expanded to Nuevo Mexico, and the major settlement of Santa Fe was founded in 1610. The establishment of religious missions and military presidios on the northern frontier became the nucleus of Spanish settlement and the founding of Spanish towns.
Hopefully this helps.
Africans played a direct role in the slave trade, kidnapping adults and stealing children for the purpose of selling them, through intermediaries,
When writing an essay like this, it is important to make connections between the historical issues at hand and the current events that are shaped by these issues. So make sure to talk about how a direct democracy has one vote per person, while the other is representative.