February 4 » The city of Macapá in Brazil is founded by Sebastião Veiga Cabral.
June 30 » Seven Years' War: Habsburg Austrian forces destroy a Prussian reinforcement and supply convoy in the Battle of Domstadtl, helping to expel Prussian King Frederick the Great from Moravia.
July 8 » French forces hold Fort Carillon against the British at Ticonderoga, New York.
August 25 » Seven Years' War: Frederick II of Prussia defeats the Russian army at the Battle of Zorndorf.
October 14 » Seven Years' War: Frederick the Great suffers a rare defeat at the Battle of Hochkirch.
December 13 » The English transport ship Duke William sinks in the North Atlantic, killing over 360 people.
Christening day May 14, 1758
The temperature on May 14, 1758 was about 22.0 °C. Wind direction mainly east-northeast. Weather type: helder. Source: KNMI
January 24 » During the Seven Years' War the leading burghers of Königsberg submit to Elizabeth of Russia, thus forming Russian Prussia (until 1763).
February 4 » The city of Macapá in Brazil is founded by Sebastião Veiga Cabral.
June 12 » French and Indian War: Siege of Louisbourg: James Wolfe's attack at Louisbourg, Nova Scotia, commences.
July 26 » French and Indian War: The Siege of Louisbourg ends with British forces defeating the French and taking control of the Gulf of Saint Lawrence.
August 25 » Seven Years' War: Frederick II of Prussia defeats the Russian army at the Battle of Zorndorf.
October 14 » Seven Years' War: Frederick the Great suffers a rare defeat at the Battle of Hochkirch.
Day of marriage May 7, 1776
The temperature on May 7, 1776 was about 8.0 °C. There was 22 mm of rainWind direction mainly north-northwest. Weather type: zeer betrokken. Source: KNMI
January 27 » American Revolutionary War: Henry Knox's "noble train of artillery" arrives in Cambridge, Massachusetts.
April 6 » American Revolutionary War: Ships of the Continental Navy fail in their attempt to capture a Royal Navy dispatch boat.
June 15 » Delaware Separation Day: Delaware votes to suspend government under the British Crown and separate officially from Pennsylvania.
July 4 » American Revolution: The United States Declaration of Independence is adopted by the Second Continental Congress.
October 11 » American Revolution: A fleet of American boats on Lake Champlain is defeated by the Royal Navy, but delays the British advance until 1777.
November 16 » American Revolutionary War: British and Hessian units capture Fort Washington from the Patriots.
Day of death October 14, 1791
The temperature on October 14, 1791 was about 13.0 °C. Wind direction mainly south-southeast. Weather type: zeer betrokken. Source: KNMI
When copying data from this family tree, please include a reference to the origin: G. de Roller, "De Roller Stamboom", database, Genealogy Online (https://www.genealogieonline.nl/de-roller-stamboom/I2837.php : accessed January 25, 2026), "Geertruid Helena Drijfhout (1758-1791)".
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