1st Regiment of Bengal Native Infantry

Chronology

 * 1757 formed at Kolkata as the "Lal Pultan" (Red Battalion) ranked as 1st Battalion
 * 1763 named Galliez Battalion after Captain Primrose Galliez
 * 1764 Patna Mutiny
 * 1764 ranked 9th (Galliez) Battalion
 * 1765 posted to the 3rd Brigade
 * 1775 became 16th Battalion
 * 1781 became 10th Regiment of Bengal Native Infantry
 * 1784 became 17th Regiment of Bengal Native Infantry
 * 1786 became 17th Battalion of Bengal Native Infantry
 * 1796 became 2nd Battalion 12th Regiment of Bengal Native Infantry
 * 1824 became 1st Regiment of Bengal Native Infantry
 * 1857 mutinied at Cawnpore

In 1861, after the mutiny, the title was given to the 21st Bengal Native Infantry which later became the 1st Regiment of Brahman Infantry.