👉 Centenary is a concept in history that refers to a period of 100 years from the birth of a person. It's named after the year 1752, when King George IV, who was born on July 22nd, died on August 8th. This event marks the beginning of a new era for England, as it led to the end of the Napoleonic Wars and the establishment of the British monarchy. The centenary celebration is widely observed in