Quickly! ) which geographic factors contributed to the decline of sumer? choose all answers that are correct. a. irrigation of the crops led to salinization of the soil. b. sumer was located on a flat plain that provided no natural barriers to invasion. c. mountains made agriculture difficult. d. the land became too swampy to grow adequate crops.

Which statement describes employment in the late 1800s

Review the territory. all land from the bighorn mountains down to south dakota territory. what happened to this territory as a result of the treaty of fort laramie in 1868? it was confiscated by the us government, as a consequence for the battle of the little bighorn. it was given to the us government by the lakota sioux, who got reservation lands in exchange. it was gifted by the us government to the lakota sioux, who viewed it as a sacred place. it was allocated for lakota sioux to settle, but the us government maintained mining rights.

The 14th amendment overruled the supreme court case of dred scott vs. sandford. the landmark supreme court case determined which of the following points? a. slaves could not be citizens b. non-landowners could not be citizens c. blacks could not be citizens d. all persons born or naturalized in the united states vary differently in citizen status.