The U.S. Department of State has a long-standing Worldwide Caution that has been in effect for over a decade. It is updated regularly with the most recent recommendations. This latest update replaces the one issued on March 3, 2016. Read the Worldwide Caution.
May through November is the time of year when terrorist attacks become more common around the world. In order to receive the latest U.S. Embassy alerts and warnings in your country of travel, enroll in the Smart Traveler Enrollment Program.