The FBI has three dedicated international corruption squads—in New York City, Los Angeles, and Washington, D.C.—to deal with foreign bribery incidents that are often tied to kleptocracy, the term used when foreign officials steal from their own governments at the expense of their citizens.
https://www.fbi.gov/news/stories/us-seeks-to-recover-1-billion-in-largest-kleptocracy-case-to-date