About The American Legion The American Legion was chartered and incorporated by Congress in 1919 as a patriotic veterans organization devoted to mutual helpfulness. It is the nation???s largest veterans service organization, committed to mentoring and sponsorship of youth programs in our communities, advocating patriotism and honor, promoting a strong national security, and continued devotion to our fellow service members and veterans. The American Legion is a nonpartisan, not-for-profit organization with great political influence perpetuated by its grass-roots involvements in the legislation process. Legionnaires??? sense of obligation to their community, state and nation drives an honest advocacy for veterans in Washington.