What Happened in 1280
- S 1
- M 2
- T 3
- W 4
- T 5
- F 6
- S 7
- S 8
- M 9
- T 10
- W 11
- T 12
- F 13
- S 14
- S 15
- M 16
- T 17
- W 18
- T 19
- F 20
- S 21
- S 22
- M 23
- T 24
- W 25
- T 26
- F 27
- S 28
- S 29
- Feb 20 Japanese Imperial Court orders all temples and shrines to pray for victory in the impending second Mongol invasion
- Jul 27 Sogen Mugaku, founder of Engakuji temple, arrives in Japan from China
- Feb 10 Margaret II, Vlamingen noble, Countess of Flanders (1244–78) and Countess of Hainaut (1244–54 & 1257–80), dies at 77
- May 9 Magnus VI Lagabuter, King of Norway (1263-80), dies at 42
- Aug 22 Nicholas III [Giovanni Gaetano Orsini], Italian Pope (1277-80), dies
- Nov 15 Albertus Magnus the Great, German leader/bishop Regensburg, dies at 87
- S 1
- M 2
- T 3
- W 4
- T 5
- F 6
- S 7
- S 8
- M 9
- T 10
- W 11
- T 12
- F 13
- S 14
- S 15
- M 16
- T 17
- W 18
- T 19
- F 20
- S 21
- S 22
- M 23
- T 24
- W 25
- T 26
- F 27
- S 28
- S 29
List of Years
Kublai Khan