Must include a minimum of one relevant image or document for each poster. Each poster must include a narrative that explains the historical significance. Video Option: Must include a minimum of five relevant images or documents. Video must include a narrative that explains the historical significance. PowerPoint Presentation: (The National Archives will not allow you to download their images. To complete the powerpoint you will need to collect your images from the internet. Be sure to cite all images collected elsewhere.) Must include a minimum of five slides. Presentation must include a narrative that explains the historical significance.