Verify that you served on active duty in the U.S. Armed Forces during at least one of the qualifying wartime periods
Confirm that your service was honorable
Gather proof of service, such as a DD Form 214 or equivalent discharge papers
Find a local American Legion post
Contact the post and ask about membership application requirements
Complete the membership application
Submit your proof of service and application to the post
Pay the required membership dues
Wait for approval from the post
Renew your membership each year to remain active