Sir Frederick Banting and Charles Best of the University of Toronto succeeded in separating pure insulin.
27 July: What Happened On This Day in History
Curated historical timeline of momentous political pacts, freedom struggle uprisings, constitutional developments, scientific breakthroughs, and prominent birthdays recorded on 27 July.
Bugs Bunny was released from the animated short film A Wild Hair.
The Austrian State Treaty restored Austrian sovereignty.
Sinhala prisoners killed 18 Tamil political prisoners at Welikada Jail in Colombo.
Indian Shooter Jaspal Rana won a gold medal at the World Shooting Championship.
DMK president M Karuna Nidhi was elected party president for the seventh time in a row. It is a record.
The Ministry of Petroleum in India approved a proposal to use liquefied petroleum gas (LPG) as a fuel for vehicles.
At least seven people are killed and many injured after gunmen attack an Indian police station in Punjab.
Pratap Singh II, the Maharana of Mewar Kingdom.
Kavimani Desigavinayagam Pillai, an eminent Tamil poet.
Kalpana Datta, an Indian independence movement activist.
V. M. Bhatt, a Hindustani classical Mohan veena player.
G. S. Bali, Indian lawyer and politician
Allan Border, an Australian cricket commentator, and former international cricketer.
Uddhav Bal Thackeray, the 19th Chief Minister of Maharashtra.
K. S. Chithra, an Indian playback singer and Carnatic musician.
Soccor Velho, Indian footballer (d. 2013)
Kriti Sanon, an Indian actress.
RomanSaini, Co-Founder of the Unacademy.
John Dalton, an English chemist, physicist, and meteorologist.
Pattom Thanu Pillai, an Indian independence activist.
Amjad Khan, an Indian actor, and director.
Krishan Kant, the tenth Vice President of India.
A. P J. Abdul Kalam, an Indian aerospace scientist and the 11th President of India.