Why do historians and archaeologists believe that Harappa and Mohenjo-Daro had organized governments?

Because they had Carefully planned cities  with houses with modern plumbing systems, baths, drain, and water chutes that led into sewer systems.

Explanation:Learned this in school :)

in which two ways were the northeast woodland indians and the southeast indians similar? both collaborated to form the iroquois confederacy. both cultivated the crops of corn, beans, and squash. both lived in rich environments of swamps and rivers. both lived in tree-bark dwellings called wigwams. both expected men to hunt, while women farmed.

soviet influence spread across eastern europe sharply during and after wwii. the soviet armies liberated the countries in eastern europe and occupied them from the germans as they were forced to retreat towards germany.