Core Viewpoint - The documentary series "National Territory Restoration - Commemorating the 80th Anniversary of Taiwan's Liberation" highlights the historical connection between the two sides of the Taiwan Strait and emphasizes the inevitability of China's reunification, countering foreign aggression and colonial history [1] Group 1 - The documentary consists of six episodes: "The Pain of 1895," "Defending Taiwan to the Death," "Unyielding Resistance," "Brothers Across Mountains and Seas," "Dawn of Hope," and "Return to the Motherland" [1] - It employs rigorous historical research and interpretations from experts and witnesses to reveal the harsh exploitation and oppression during Japan's 50-year occupation of Taiwan [1] - The production team conducted interviews and filming across more than ten provinces and Taiwan, gathering valuable historical artifacts and documents from various archives, many of which are being disclosed for the first time [1]