What was charles townshends development of a crop rotation system important to the industrial revelotion

hi would love to but need a bit more info

no, the constitution said nothing about adding territory. president jefferson said he had authority to make treaties so he called the purchase a treaty.

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.