Births on May 11

Elisabeth Marie, Duchess of Oels (d. 1686)

Elisabeth Marie of Oels (11 May 1625 – 17 March 1686) was the last member of the House of Poděbrady and a regent of the Duchy of Oels.

27 Mar

English claims to the French throne
Charles I becomes King of England, Scotland and Ireland as well as claiming the title King of France.
1 Apr

Recapture of Bahia
A combined Spanish and Portuguese fleet of 52 ships commences the recapture of Bahia from the Dutch during the Dutch-Portuguese War.
5 Jun

Ambrogio Spinola, 1st Marquis of the Balbases
The city of Breda surrenders to the Spanish tercios under general Ambrosio Spinola.