The temperature on April 9, 1775 was about 8.0 °C. Wind direction mainly north. Weather type: geheel betrokken. Special wheather fenomena: wat dauw. Source: KNMI
May 10 » American Revolutionary War: A small Colonial militia led by Ethan Allen and Colonel Benedict Arnold captures Fort Ticonderoga.
May 10 » American Revolutionary War: The Second Continental Congress takes place in Philadelphia.
June 11 » The American Revolutionary War's first naval engagement, the Battle of Machias, results in the capture of a small British naval vessel.
June 12 » American Revolution: British general Thomas Gage declares martial law in Massachusetts. The British offer a pardon to all colonists who lay down their arms. There would be only two exceptions to the amnesty: Samuel Adams and John Hancock, if captured, were to be hanged.
September 25 » American Revolution: Benedict Arnold's expedition to Quebec sets off.
December 3 » USSAlfred becomes the first vessel to fly the Grand Union Flag (the precursor to the Stars and Stripes); the flag is hoisted by John Paul Jones.
When copying data from this family tree, please include a reference to the origin: Tjitze Koster, "Family tree Koster Twijslerheide e.o.", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-koster/I1403.php : accessed February 16, 2026), "Klaaske Tijssens".
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.