The santa fe trail ran from the missouri river to the rio grande. what was it primarily used for?

to trade with the mexicans and native americans of the region
to establish railroads in the southwest
to bring thousands of settlers to the southwest
to bring christianity to native americans in the region

what

but equal

explanation:

plessy v. ferguson (1896) is an important us supreme court decision that kept racial segregation based on "separate but equal". however, these racially segregated trains and places were not actually equal. plessy v. ferguson (1896) was finally overturned by brown v. board of education in 1954.