For journal articles, book chapters, and/or reviews:
Many of the databases below contain material in French, German, Japanese, Mandarin, and/or Swedish. On the advanced search screen, or in your results list, look for an option to limit by language.
For international news articles:
Nexis Uni indexes articles from news organizations--English- and non-English-language--across the globe. In addition to a keyword search, try the "Country Info" option under "Guided Search." Results can be limited by language, geography, and publication in which the article appeared.