Year 421 before Christ

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Year 422 before Christ

next

Year 420 before Christ

Days count

366

First day

January 1, 421 before Christ

Last day

December 31, 421 before Christ

Year -420 started on Tuesday, January 1 and ended after 366 days on Wednesday, December 31.

Important events

Archidamian War

Archidamian War

start time

Year 431 before Christ

end time

Year 421 before Christ

10 years

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Calendar

Year 422 before Christ

Year 421 before Christ

Year 420 before Christ

January 421 before Christ

Mo

Tu

We

Th

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Sa

Su

1 2 3 4 5 6

7 8 9 10 11 12 13

14 15 16 17 18 19 20

21 22 23 24 25 26 27

28 29 30 31

February 421 before Christ

Mo

Tu

We

Th

Fr

Sa

Su

1 2 3

4 5 6 7 8 9 10

11 12 13 14 15 16 17

18 19 20 21 22 23 24

25 26 27 28 29

March 421 before Christ

Mo

Tu

We

Th

Fr

Sa

Su

1 2

3 4 5 6 7 8 9

10 11 12 13 14 15 16

17 18 19 20 21 22 23

24 25 26 27 28 29 30

31

April 421 before Christ

Mo

Tu

We

Th

Fr

Sa

Su

1 2 3 4 5 6

7 8 9 10 11 12 13

14 15 16 17 18 19 20

21 22 23 24 25 26 27

28 29 30

May 421 before Christ

Mo

Tu

We

Th

Fr

Sa

Su

1 2 3 4

5 6 7 8 9 10 11

12 13 14 15 16 17 18

19 20 21 22 23 24 25

26 27 28 29 30 31

June 421 before Christ

Mo

Tu

We

Th

Fr

Sa

Su

1

2 3 4 5 6 7 8

9 10 11 12 13 14 15

16 17 18 19 20 21 22

23 24 25 26 27 28 29

30

July 421 before Christ

Mo

Tu

We

Th

Fr

Sa

Su

1 2 3 4 5 6

7 8 9 10 11 12 13

14 15 16 17 18 19 20

21 22 23 24 25 26 27

28 29 30 31

August 421 before Christ

Mo

Tu

We

Th

Fr

Sa

Su

1 2 3

4 5 6 7 8 9 10

11 12 13 14 15 16 17

18 19 20 21 22 23 24

25 26 27 28 29 30 31

September 421 before Christ

Mo

Tu

We

Th

Fr

Sa

Su

1 2 3 4 5 6 7

8 9 10 11 12 13 14

15 16 17 18 19 20 21

22 23 24 25 26 27 28

29 30

October 421 before Christ

Mo

Tu

We

Th

Fr

Sa

Su

1 2 3 4 5

6 7 8 9 10 11 12

13 14 15 16 17 18 19

20 21 22 23 24 25 26

27 28 29 30 31

November 421 before Christ

Mo

Tu

We

Th

Fr

Sa

Su

1 2

3 4 5 6 7 8 9

10 11 12 13 14 15 16

17 18 19 20 21 22 23

24 25 26 27 28 29 30

December 421 before Christ

Mo

Tu

We

Th

Fr

Sa

Su

1 2 3 4 5 6 7

8 9 10 11 12 13 14

15 16 17 18 19 20 21

22 23 24 25 26 27 28

29 30 31