what difficulties do you think might arise when trying to understand ideas from the past especially when those ideas are different from our modern thinking do you think primary sources show a complete picture of the period they are from

Since so many american men during world war ii were fighting overseas, the factorices lay empty. this presented a problem the u.s. military was in such dire need of manufactured goods bullera, tanks, airplanes , ships, and many other things. whose point of view si best reflected in these lunes?