Who were the conquistadors, and what did they do?

Which was not offically a state at the beginning of the civil war

Recently, there has been pressure to loosen clean air standards. use economic arguments to support or oppose this proposed action.

Which event was one of the greatest factors that led to massive emigration from ireland to the united states in the mid-1800s? a) world war i b) the civil war c) the irish potato famine d) colonization of the new world plz fastest and right answer gets 94 !