2000 (MM) was a century leap year starting on Saturday (dominical letter BA) of the Gregorian calendar, the 2000th year of the Common Era (CE) and Anno Domini (AD) designations, the 1000th and last year of the 2ndÊmillennium, the 100th and last year of the 20thÊcentury, and the 1st year of the 2000s decade.2000 was designated culture holds the year 2000 as the first year of the 21st century and the 3rd millennium due to a tendency of grouping the years according to decimal values, as if year zero were counted. According to the Gregorian Calendar, these distinctions fall to the year 2001 because the 1st century was retroactively said to start with year AD 1. Excerpt You can preview this book by clicking on "Preview" which is located under the cover of this book.