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21st March |
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| 1664 | Ninth Patshah, Guru Tegh Bahadhur visited Delhi. |
| 1758 | Sikhs captured Sirhind. |
| 1921 | Karam Singh Daulatpur organizes a conference ar Mahalpur. |
| 1986 | One group of the Akalis called for a protest procession at Chandigarh. This procession was fired upon bt the BSF and CRPF indiscriminately, killing several Sikhs. |