The United States Information Agency (USIA) is an independent foreign affairs agency within the executive branch of the U.S. government. USIA explains and supports U.S. foreign policy and national security interests to overseas audiences and promotes mutual understanding between the United States and other countries through a wide range of cultural, educational, and information programs.

USIA has over 200 offices in more than 125 countries. These offices, known as United States Information Service (USIS) "posts," represent a unique overseas network for promoting international educational and cultural exchange and disseminating information about the United States overseas. Wherever they work, USIS foreign service offices and foreign national employees are committed to bringing together Americans and foreigners from many walks of life in order to promote economic growth, democracy, global security, and sustainable development.