Briefly explain one example of the causes for the rise of “big business” in america by the turn of the 20th century

lincoln presided over the union victory in the american civil war, which dominated his presidency. a former whig, lincoln ran on a political platform opposed to the expansion of slavery in the territories. his election served as the immediate impetus for the outbreak of the american civil war.

to act quickly in times of danger to the united states

because you have to act quickly if you want to live/survive.