On this day, January 23, 1922, fourteen year old Canadian Leonard Thompson received the first successful insulin injection as a treatment for diabetes. Thompson, who was in a coma due to Type 1 Diabetes, was given an injection on January 11, but apparent impurities caused a sever allergic reaction. Biochemist James Collip worked to improve and purify the ox-pancreas extract. The second injection on January 23 brought the boy out of his coma and was a complete success. Prior to the development of insulin, people with Type 1 diabetes did not survive for more than a few weeks or months with the disease.
On January 2, 1980, the era of detent ended and the "forever war " began. And nothing has been the same since.
More Essex class aircraft carriers were built than any other capital ship in the 20th century, and the class would be witness to events that would come to define the modern world, and the age of the aircraft carrier.
The Reconquista, or Christian reconquest of Iberia, took nearly 800 years. The fighting did not come without great attempts by Muslim powers across the strait trying to reestablish their presence in mainland Europe. The last gasp of that effort came in the 1330s, when the powerful Marinid sultanate of what is modern Morocco invaded in an attempt to reverse Christian gains and secure the perilous position of the Sultanate of Granada.