Core Viewpoint - The article highlights the significant donation of historical artifacts by American-Chinese Lu Zhaoning to the Nanjing Massacre Memorial Hall, emphasizing the importance of preserving and acknowledging the atrocities committed during the Nanjing Massacre [4][5][8]. Group 1: Donation and Historical Significance - Lu Zhaoning donated 89 pieces of wartime artifacts reflecting the atrocities of the Japanese army in Nanjing, marking another milestone in his 20-year donation career, during which he has contributed nearly 3,000 items to various anti-war memorials across China since 2004 [4][14]. - The artifacts include original newspaper reports from the time, such as a September 23, 1937, front-page article from The New York Times detailing air raids on Nanjing that resulted in over 200 civilian casualties [6][7]. - The donation also features reports on the "Hundred Man Killing Contest" between Japanese officers, which drew international attention to the brutality of the Japanese military during the invasion [7][8]. Group 2: Personal Connection and Mission - Lu Zhaoning, a native of Nanjing and a descendant of massacre victims, has a personal connection to the history he seeks to preserve, with family members among the casualties of the Nanjing Massacre [8][9]. - His mission to collect and donate historical materials was initially met with skepticism from his family, but their support grew after witnessing the impact of his contributions at the memorial [10][11]. - Lu Zhaoning dedicates significant time and resources to this cause, often working overtime to fund his collection efforts, which he views as a personal mission to ensure that history is fairly represented [9][11].