How did the migration and population density contribute to the historical rise and fall of disease rates?

Concerns about the environment prompt congress to pass a $1 surcharge tax on each gallon of gasoline. which statement best describes the impact of such a tax

John locke believed there was a social contract between a govemment and its people. what were the details of this contract?

Which answer best describes the u. s. national road? it ran from atlanta to baltimore and followed the railroad. it ran from new york to chicago and was made from wooden planks. it ran from massachusetts to ohio and ran parallel to the canal system. it ran from maryland to illinois and was made using macadam construction.