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1931-APR-21 |
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1931-APR-21 |
| United States of America : USA | State of OKLAHOMA | CANADIAN County | CHEYENNE AND ARAPAHO Tribes [American Protection – Cheyenne and Arapaho Reservation – Cheyenne and Arapaho Indian Agency] | |
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| (Washington-District of Columbia) | (Oklahoma City) | (El Reno) | (Concho) |
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Chiefdom of the SOUTHERN ARAPAHO Tribe |
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| Flag or Logo since 1900-01-01 | Emblem or Symbol |
 President Herbert Hoover (ruler of AMERICA since 1929-03-04) |
| Capitals & administrative places: | Concho (Concho) |
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| Official & national languages: |