外蒙古の元号

History

Time	Change
2021-02-20 09:42:53+00:00	Created
2021-02-20 09:42:53+00:00	Associated with 8701
2021-05-05 04:50:38+00:00	Disassociated from 8701
2021-05-05 04:50:43+00:00	Associated with 25986