Misc: What was the name of Facts of Life's Mrs. Garret's gourmet food shop??

Questions

Civil War: CSA General nicknamed "Old Rosy"?

Civil War: Democratic nominee for president in 1864?

Civil War: Replaced Joseph Hooker as Army of the Potomac commander on June 26, 1863?

Civil War: Unit formed when 3 divisions were placed under a single command?

Civil War: USA Colonel who led the famed bayonet charge down Little Round Top?