If you needed to have a new recruitment poster made in 1944 you would approach The Office <span>of War Information</span>
One of the main reasons why a historian would use a primary source when studying a historical event is because "<span>C. Primary sources are created by people who actually experienced the event", and they can also be things that happened to be "around" at a certain time. </span>
Higher level party leaders (Hitler) which he was a dictator but still he had the all control over that area