1042: Hardacnut dies suddenly and Edward the Confessor regains the throne of England.
1350: the Black plague, "Svartedauen" sweeps Denmark and Scandinavia killing one third of the inhabitants.
1397 - Union of Kalmar unites Denmark, Sweden and Norway under a single monarch. Denmark is the dominant power
1660: Denmark becomes a hereditary monarchy under Frederik III
1729: Greenland becomes a Danish province
1814 - Denmark cedes Norway to Sweden
1914-18 World War I - Denmark is neutral
1939 - Denmark signs 10-year non-aggression pact with Nazi Germany
1940 - Germany invades Denmark
August 1945 The United States dropped atomic bombs on Hiroshima and Nagasaki
1945 - Germany surrenders and Danish occupation ends.