INDIAN HISTORY

Detailed explanation-1: -Harappa was discovered in 1921 by Dayaram Sahni. The excavations were done under the guidance of Sir John Marshal and Colonel Meke. Remains of the Harappan civilisation has been found in other cities like Mohen-Jo-Daro, Ropar, and Alamgirpur.

Detailed explanation-2: -The civilization was first identified in 1921 at Harappa in the Punjab region and then in 1922 at Mohenjo-daro (Mohenjodaro), near the Indus River in the Sindh (Sind) region.

Detailed explanation-3: -Insulin was discovered by Sir Frederick G Banting (pictured), Charles H Best and JJR Macleod at the University of Toronto in 1921 and it was later purified by James B Collip.

Detailed explanation-4: -The civilization was first discovered during an excavation campaign under Sir John Hubert Marshall in 1921–22 at Harappa following the discovery of seals by J Fleet. Harappan ruins were discovered by Marshall, Rai Bahadur Daya Ram Sahni and Madho Sarup Vats.

Detailed explanation-5: -The first extensive excavations at Harappa were started by Rai Bahadur Daya Ram Sahni in 1920. His work and contemporaneous excavations at Mohenjo-daro first brought to the world’s attention the existence of the forgotten Indus Valley civilization as the earliest urban culture in the Indian subcontinent.