Discuss the nazi attack on the soviet union and the soviet war effort

How do the primary source documents you to understand some of the economic challenges experienced by landowners and freed slaves during the reconstruction era?

Marine exptoration of oil uses seismic waves to locate oil in the seabed. what is a negative impact from seismic waves on the aquatic ecosystem of the ocean? a.seismic waves kill microoganisms b.seismic waves disrupts the sand and causes seafloor erosion c.seismic waves have virtually no adverse affects on marine life d.seismic waves damage the sonar that dolphins and whales use to orient themselves underwater

Who coined the phrase “go west and grow with the country”?