The answer to the question above is option D: All of the above. Actually the nationalist agenda that happened during the nineteenth century was considered to be historical and has the most significant impact both politically and economically. Big business grew, and the transcontinental railroad was built. This also led to the United States doubling in size. Hope this helps.
Umm... In ancient Greece served as one of the first forms of self-rule government in the ancient world. The system and ideas employed by the ancient Greeks had profound influences on how developed, and its impact on the formation of the U.S. government. please give me brainliest!