During the Progressive Era, new business regulations focused on monopolies.
muckraker journalists.
overcrowded tenements.
corrupt politicians.

the viking voyages took place during the middle ages, which was about this time. 500 to 1350. the viking voyages took place during the middle ages, which was about this time.

the south did not want the federal laws to overrule the state laws.

the american gained the respect of other foreign nations

governments establishing monopolies for business should be the correct answer.

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hope this : )