Group 1 - The article highlights the significance of cultural activities in promoting national unity and the inheritance of red genes in Dandong, a city located by the Yalu River [1][7] - The "Red Pomegranate" cultural festival at Hongfang Street Primary School serves as a platform for students to express their love and blessings for the country, symbolizing the planting of seeds for national unity [2][3] - Liaodong University integrates the spirit of the War to Resist US Aggression and Aid Korea into its educational curriculum, using innovative methods like "music + ideological education" to instill heroic spirit and national unity in students [3][5][6] Group 2 - The activities at Jing Mountain Primary School, where students sing songs reflecting on historical struggles, demonstrate a commitment to honoring the sacrifices of soldiers and instilling a sense of responsibility in the youth [5][8] - The Yalu River Broken Bridge is portrayed not just as a physical structure but as a spiritual monument and a testament to the historical significance of the War to Resist US Aggression and Aid Korea, reinforcing the message of peace and happiness achieved through sacrifice [7]