Is this statement true or false?
Two Union victories-Gettysburg and Vicksburg-were a turning point in the
war by showing that Robert E. Lee was beatable and by giving the North a
strategic win.
true
false

What is the main difference between primary and secondary sources? a. primary sources are historical documents, and secondary sources are modern-day documents. b. primary sources are derived from museums and archives, and secondary sources are created by history students and academics. c. primary sources are found in ancient places with a rich history, and secondary sources are found in historical journals and blogs. d. primary sources are created during a particular historical era, and secondary sources are created by studying primary sources.