AI overview
I don't have sufficient context to write an accurate overview of what specifically happened in or is significant about the year 1822. While you've indicated it's a calendar year, I would need historical information about what events, people, or developments made 1822 notable in order to write an accurate overview for a general reader.
AI-generated from the Wikipedia summary — may contain errors.
Article
December 1: Dom Pedro I is crowned as the first Emperor of Brazil. March 31: The Chios massacre of more than 20,000 Greek residents of Chios is carried out by Ottoman Empire troops.
August 16: Funeral of Shelley 1822 (MDCCCXXII) was a common year starting on Tuesday of the Gregorian calendar and a common year starting on Sunday of the Julian calendar, the 1822nd year of the Common Era (CE) and Anno Domini (AD) designations, the 822nd year of the 2nd millennium, the 22nd year of the 19th century, and the 3rd year of the 1820s decade. As of the start of 1822, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.