The world in 1240 AD — what happened that year

9 events the sources record for this year, grouped by region.

What happened

In the first month a great famine struck Lin'an: the hungry seized food on the roads, killed people in the markets to sell them, and before sunset there were no travelers on the roads. (Xu Zizhi Tongjian (Continuation of the Comprehensive Mirror) 권170 正月 단락170.4.0)

The Swedish, Murman, Sum and Emi armies camp at the mouth of the Izhora on the Neva (prelude to the battle of the Neva). (Novgorod First Chronicle litopys 기사 1240년)
Batu took the city «منکرقان» of Great Rus (Kyiv) in nine days, then took all the cities of the region toward «اولادمور» (Vladimir), going from tümen to tümen. (Rashid al-Din, Jami' al-tawarikh (Compendium of Chronicles) 87460_djvu.txt 줄 6042–6044)

Lloque Yupanqui enters the Cana region and sends envoys urging submission (Inca Garcilaso, Royal Commentaries of the Incas Libro II cap. XVIII (vol.1, l.7149))
Lloque Yupanqui leaves a superintendent and advances as far as the Ayavire village and tribe (Inca Garcilaso, Royal Commentaries of the Incas Libro II cap. XVIII (vol.1, l.7159))
A fortress is built at Pucara, serving as the defense line and border of the conquered land (Inca Garcilaso, Royal Commentaries of the Incas Libro II cap. XVIII (vol.1, l.7202))
Lloque Yupanqui reaches the boundary of Atun Colla and Chucuito, sending his usual demand for submission (Inca Garcilaso, Royal Commentaries of the Incas Libro II cap. XX (vol.1, l.7370))
Sends commanders to the western Urin Pacasa region to subdue it (Inca Garcilaso, Royal Commentaries of the Incas Libro II cap. XX (vol.1, l.7423))
Lloque Yupanqui dies; having no legitimate son, Mayta Cápac becomes crown prince (Inca Garcilaso, Royal Commentaries of the Incas Libro II cap. XX (vol.1, l.7470))