What is 1805?
{{Year nav|1805}} {{Year in various calendars|1805}} '''1805''' ([[Roman numerals|MDCCCV]]) was a [[common year]] [[Common year starting on Tuesday|starting on Tuesday]] in the [[Gregorian calendar]] and a [[common year starting on Sunday]] in the [[Julian calendar]]. The Gregorian calendar was 12 days ahead of the Julian calendar. == Events == * [[October 21]] – [[Battle of Trafalgar]] [[Category:1805| ]]