Democracy Dies in DarknessAmazon has long been the Postal Service’s top customer, providing more than $6 billion in annual revenue to the agency in 2025.December 4, 2025 at 5:00 a.m. ESTToday at 5:00 a.m. ESTMail carrier Dennis Nelson delivers Amazon packages to a home in remote northern Minnesota in 2023. (Dan Koeck/For The Washington Post)Bogage has covered the Postal Service since 2020. Reach him securely on Signal at jacobbogage.87.Amazon is preparing to expand its nationwide delivery networ...