Era
- To 221 B.C.
- Han dynasty, 202 B.C.-220 A.D. 7 results
- Qin dynasty, 221-207 B.C. 5 results
- ca. 145-ca. 86 B.C. 3 results
- 221 B.C.-960 A.D. 2 results
- Shang dynasty, 1766-1122 B.C. 2 results
- 220-589 1 results
- 221 B.C.-220 A.D. 1 results
- 221-207 B.C. 1 results
- 340 B.C.-245 B.C. 1 results
- Chʻin dynasty, 221-207 B.C. 1 results
- Hasta 221 a.C. 1 results
- Qin and Han dynasties, 221 B.C.-220 A.D. 1 results
- To 600 1 results
- Zhou dynasty, 1122-221 B.C. 1 results
- ca. 343-ca. 277 B.C. 1 results
- d. d. 645 B.C. 1 results