This collection of U.S. State Department Central Classified Files relating to internal affairs contains a wide range of materials from U.S. diplomats, including: Special reports on political and military affairs; Studies and statistics on socioeconomic matters; Interviews and minutes of meetings with foreign government officials; Full texts of important letters, instructions, and cables sent and received by U.S. diplomatic personnel; Voluminous reports and translations from foreign journals and newspapers; Countless translations of high-level foreign government documents, including speeches, memoranda, official reports, and transcripts of political meetings and assemblies.