June 14 » The Second Continental Congress passes the Flag Act of 1777 adopting the Stars and Stripes as the Flag of the United States.
October 4 » American Revolutionary War: Troops under George Washington are repelled by British troops under William Howe.
October 7 » American Revolutionary War: The Americans defeat the British in the Second Battle of Saratoga, also known as the Battle of Bemis Heights.
October 22 » American Revolutionary War: American defenders of Fort Mercer on the Delaware River repulse repeated Hessian attacks in the Battle of Red Bank.
December 19 » American Revolutionary War: George Washington's Continental Army goes into winter quarters at Valley Forge, Pennsylvania.
December 24 » Kiritimati, also called Christmas Island, is discovered by James Cook.
When copying data from this family tree, please include a reference to the origin: Charles Olson, "Olson's Tree", database, Genealogy Online (https://www.genealogieonline.nl/olsons-tree/P9901.php : accessed December 31, 2025), "Mary van Cortlandt (1705-1777)".
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.