May 18th, 1631
In Dorchester, Massachusetts, John Winthrop takes the oath of office and becomes the first Governor of Massachusetts. event on May 18, 1631. Read about how to open files in Open File Database.
Events around May 18, 1631
| May 20th, 1631 | Event | The city of Magdeburg in Germany is seized by forces of the Holy Roman Empire and most of its inhabitants massacred, in one of the bloodiest incidents of the Thirty Years War. |
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