There are no recorded events this year. See an overview of when world history happened.
The year 1801 BC was a common year starting on a Sunday, just like 1898 BC, 1887 BC, 1876 BC, 1870 BC, 1859 BC, 1848 BC, 1842 BC, 1831 BC, 1820 BC, 1814 BC in the century before it and 1792 BC, 1786 BC, 1775 BC, 1764 BC, 1758 BC, 1747 BC, 1736 BC, 1730 BC, 1719 BC, 1708 BC in the next.
The coloured days highlight
births
,
deaths
,
political
,
scientific
,
artistic
and
other
historical milestones, and recurring events such as anniversaries and
holidays
.
The new
,
waxing
,
full
and
waning
icons indicate the phases of the moon and appear only for dates in the Gregorian calendar, i.e. after 14 October 1582. The Chinese calendar is available only from 1645 to 2644, the first millenium since the last reform. The coloured columns mark the Sundays, the last day of the week per standard ISO-8601.
The normal calendar page for the current /year?2013 contains an introduction to the intriguing history of the year as we know it. The Calendar Converter has more detail. The so called Perpetual Calendar uses a trick from before the age of computers to find the weekday for any Gregorian date. Also see an overview of all historical events in the last six thousand years.