More than 7,000 historical documents,objects and photographs bearing testimony to the Japanese invasion of China during World War II are displayed in Nanjing,east China’s Jiangsu Province,on December 8.The items,which were gathered from 14 countries,including China,the United States,Japan,Britain and Germany,were exhibited before China’s first National Memorial Day for Nanjing Massacre Victims on December More than 7,000 historical documents, objects and photographs bearing testimony to the Japanese invasion of China during World War II are displayed in Nanjing, east China’s Jiangsu Province, on December 8. The items, which were gathered from 14 countries, including China, the United States, Japan, Britain and Germany, were presented before China’s first National Memorial Day for Nanjing Massacre Victims on December