27 – Æthelstan, King of England, secures a pledge from Constantine II of Scotland that the latter will not ally with Viking kings, beginning the process of unifying Great Britain.
1543 – King Henry VIII of England marries his sixth and last wife, Catherine Parr, at Hampton Court Palace.
1645 – Tsar Michael I of Russia dies and is succeeded by Alexei.
1806 – Sixteen German imperial states leave the Holy Roman Empire and form the Confederation of the Rhine.
1806 – Liechtenstein was given full sovereignty after its accession to the Confederation of the Rhine.
1596 – Tsar Michael I of Russia (d. 1645) *
1870 – Louis II, Prince of Monaco (d. 1949)
1645 – Tsar Michael I of Russia (b. 1596) *
* Died on his birthday poor chap.