Which of these australian aboriginal populations would have suffered the largest number of deaths in the 1780s and 1790s? a) settlements in the outback

What greek scientist created a screw to move water for irrigation?

Which is the best conclusion that can be drawn regarding the status of african-americans in the south in the late 1800s? a) african-americans made tremendous political, social, and economic advancements during the reconstruction era. b) passage of the 13th, 14th, and 15th amendments to the u.s. constitution guaranteed equal status and rights for all african-americans. c) the reconstruction policies enacted by the federal government were highly effective in african-american citizens transition to life after slavery. d) although african-americans had equal rights under federal law they were still economically, politically, and socially inferior to whites in the south during the reconstruction era.

Popular sovereignty means that the powers of government belong to and come from the people.