Events Conrad III establishes the Hohenstaufen dynasty when he's crowned antiking to the Holy Roman Emperor, Lothair II. The first coalition of the Norman princes against Roger II of Sicily's formed. The minaret of Kalyan's completed in Bukhara (present day Uzbekistan). Jurchen forces sack the Song Chinese capital of Kaifeng (the Jingkang Incident, 靖康事變), and begin more than a century of political division between northern and southern China. Count Charles the G… (More on 1127)