How did generally respond to confederate victory's at fredericksburg and chancellor ville

Which political organization lobbied government officials to control the immigrant population

What event started the space race and made americans feel their security was threatened a.) alan shepard's suborbital flight. b.) the launch of sputnik c.) the launch of explorer d.) the cuban missle crisis

How does the existence of a site like catus hill demonstrate the challenge that archaeologist face when making theories?