Timeline
Billions of years BC
3,200,000,000 BC
3rd millennium BC
2996 BC
2896 BC
2000 BC
1st millennium BC
852 BC
837
3rd century
300
14th century
1325
18th century
1709
1718
19th century
1863
1881
1896
20th century
1904
1914
1916
1919
1926
1930
1931
1936
1939
1945
1947
1958
1959
1968
1979
1984
1987
1988
1989
1990
1991
1992
1993
1994
1996
1997
1998
1999
21st century
2001
2004
2007
2009
2010
2015
2016
2017
2021
2022
2023
2024
2025
2026
2028
2029
2030
2031
2032
2033
2048
Events that occurred in the year 2021 AD.
Undated events[]
- The International Society of Civil Engineers is established.