Less than five years old, the treaty covers everything from small arms to battle tanks and combat aircraft to warships. The United States is the world's biggest arms exporter.
Russians and Americans have a complicated history of election meddling abroad but they are not equivalent, international organizations and democracy proponents say.
Three times a year, a little-known panel of human rights experts gathers in Geneva and New York with a monumental task: upholding people's civil and political rights.
Reporters Without Borders said hatred for the press was "steadily more visible” in 2018 among 180 countries it monitors each year and political leaders' hostility towards news media is no longer limited to authoritarian countries.