2. Check military records. The United States National Archives and Records Administration (NARA) has a wealth of information about American soldiers who fought in World War II. You can search NARA's online database for records of your grandfather's service, including his enlistment records, service record, and discharge papers.
3. Visit the website of the Department of Veterans Affairs (VA). The VA's website has a variety of resources for veterans and their families, including information about military records, benefits, and cemeteries. You can also use the VA's website to find contact information for local VA offices, where you can get help with your research.
4. Talk to local historians or veterans' organizations. Local historians and veterans' organizations may have information about your grandfather's military service. They may be able to tell you about local units that he may have served in, or they may have access to records that can help you learn more about his experience.
5. Visit a military museum. Military museums often have exhibits about World War II and the soldiers who fought in it. You may be able to find information about your grandfather's service at a military museum in your area.
By following these steps, you can learn more about your grandpa's military service and the sacrifices he made for his country.