The provided episode primarily offers a comprehensive overview of the Tet Offensive, a major military campaign during the Vietnam War. We discuss the offensive's background, including the political context in South Vietnam and the United States' war strategy, detailing how U.S. forces were caught off guard despite warning signs. Additionally we explain the North Vietnamese planning and objectives, focusing on the planned "general offensive and uprising" across South Vietnam's major cities and the battles that ensued, such as those in Saigon and Huế. Finally, the episode explores the aftermath of the offensive for North Vietnam, South Vietnam, and the United States, highlighting the unexpected political and public opinion shifts in America that followed, alongside casualty figures and subsequent phases of fighting.