| Created |
| Associated with 建国紀元 |
| Associated with 建国紀年 |
| Associated with 建国紀年 (米国) |
| Associated with アメリカの建国紀年 |
| Associated with アメリカ建国紀元 |
| Associated with 米国建国紀元 |
| Associated with フィリピン建国紀元 |
| Disassociated from 建国紀元 |
| Associated with 建国紀元 |
| Disassociated from 建国紀元 |
| Disassociated from 建国紀年 |
| Associated with テキサス独立紀元 |
| Associated with テキサス共和国独立紀元 |
| Associated with フィリピン第3共和国紀元 |
| Associated with フィリピン第2共和国紀元 |
| Associated with 共和国紀元 |
| Associated with フィリピン共和国紀元 |
| Associated with フィリピン準州紀元 |
| Associated with 米領フィリピン準州紀元 |
| Associated with フィリピン独立紀元 |
| Associated with フィリピン共和国独立紀元 |
| Associated with アメリカ合衆国独立紀元 |