21st December
| 1704 | Sikhs blocked the advances of the joint Hindu-Moghul army near Sirsa (Ropar district) so that Guru Gobind Singh Ji could reach some safer zone. |
| 1838 | Ranjit Singh suffered a stroke and severe attack of paralysis. Remained critical for several days. Speech and sight virtually gone. |
| 1845 | The fierce and blody battle of Ferozepur City. |
| 1849 | Maharaja Dalip Singh exiled from Punjab and sent Farakhabad in UP. |
| 1997 | Justice Kuldip Singh chosen President of World Sikh Council. |