| YEAR | DATE | EVENT | HEAD OF STATE | 
| 937 |  | Mark of H.R.E.  of Billungs |  | 
| 982 |  | Union to Duchy of Saxe |  | 
| 1150 |  | Principality - dinasty Oboriten | prince  Niklot | 
| 1160 |  |  | prince  Pribislaw II | 
| 1178 |  |  | prince  Burwin I | 
| 1227 |  |  | prince  John  I | 
| 1264 |  |  | prince  Enrico I | 
| 1302 |  |  | prince  Enrico II | 
| 1329 |  | Duchy of Mckleburgo-Schwerin | duke Alberto II | 
| 1379 |  |  | duke Enrico I | 
| 1383 |  |  | duke Alberto IV Re of Svezia | 
| 1412 |  |  | duchi Alberto V e John  IV | 
| 1422 |  |  | duke Alberto V | 
| 1423 |  |  | duke John  V | 
| 1443 |  |  | duke Enrico II | 
| 1477 |  |  | duke Magnus II | 
| 1503 |  |  | duke Enrico III | 
| 1552 |  |  | duke John  Alberto I | 
| 1576 |  |  | duke Ulrico III (I) | 
| 1585 |  |  | duke John  VII | 
| 1592 |  |  | duke Ulrico III (II) | 
| 1603 |  |  | duke Carlo I | 
| 1610 |  |  | duke Adolfo Federico I | 
| 1659 |  |  | duke Cristiano Ludovico I | 
| 1692 | 1 july |  | duke Friedrich Wilhelm | 
| 1713 | 13 july |  | duke Karl Leopold | 
| 1747 | 28 november |  | duke Christian Ludwig II | 
| 1756 | 30 may |  | duke Friedrich | 
| 1785 | 24 april |  | duke Friedrich Franz I |