March 14 » According to his own account, Otto von Guericke completes his book De Vacuo.
March 24 » The Province of Carolina is granted by charter to eight Lords Proprietor in reward for their assistance in restoring Charles II of England to the throne.
June 8 » Portuguese victory at the Battle of Ameixial ensures Portugal's independence from Spain.
June 24 » The Spanish garrison of Évora capitulates, following the Portuguese victory at the Battle of Ameixial.
July 8 » Charles II of England grants John Clarke a Royal charter to Rhode Island.
July 27 » The English Parliament passes the second Navigation Act requiring that all goods bound for the American colonies have to be sent in English ships from English ports. After the Acts of Union 1707, Scotland would be included in the Act.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I554418.php : accessed January 17, 2026), "Gerardus Cornelis Antonius Martens {mertens} (± 1644-????)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.