U.S. Policy in the Vietnam War, Part I: 1954-1968 U.S. Policy in the Vietnam War, Part I: 1954-1968 Access information: Access on and off campus. Description: This collection documents the deadliest conflict in modern U.S. history prior to the current war against terrorism. The goal was to assemble both classic and relatively well-known documentary sources as well as the most recent declassified materials, making a single comprehensive resource for primary substantive research on the Vietnam conflict. The principal focus of this collection is on the period of the Vietnam War between 1961 and 1968. This article was published on 2024-08-21