Question: Is there a resource to determine whether ancestor got a pension from the Mexican War?
Answer: The National Archives in Washington,D.C. has the pension files for United Statesveterans of the Mexican War. The indexfor this series is NARA Microfilm publication T317. The Family Search website has indexed andplaced this scanned index online: https://www.familysearch.org/search/collection/show#uri=http://hr-search-api:8080/searchapi/search/collection/1979390