May 11 » War of the Austrian Succession: French forces defeat an Anglo-Dutch–Hanoverian army.
June 4 » Battle of Hohenfriedberg: Frederick the Great's Prussian army decisively defeated an Austrian army under Prince Charles Alexander of Lorraine during the War of the Austrian Succession.
August 19 » Ottoman–Persian War: In the Battle of Kars, the Ottoman army is routed by Persian forces led by Nader Shah.
November 8 » Charles Edward Stuart invades England with an army of ~5000 that would later participate in the Battle of Culloden.
December 4 » Charles Edward Stuart's army reaches Derby, its furthest point during the Second Jacobite Rising.
December 6 » Charles Edward Stuart's army begins retreat during the second Jacobite Rising.
Day of marriage February 22, 1767
The temperature on February 22, 1767 was about 10.0 °C. Wind direction mainly south by west. Weather type: zeer betrokken. Source: KNMI
June 17 » Samuel Wallis, a British sea captain, sights Tahiti and is considered the first European to reach the island.
July 3 » Norway's oldest newspaper still in print, Adresseavisen, is founded and the first edition is published.
July 3 » Pitcairn Island is discovered by Midshipman Robert Pitcairn on an expeditionary voyage commanded by Philip Carteret.
August 26 » Jesuits all over Chile are arrested as the Spanish Empire suppresses the Society of Jesus.
October 11 » Surveying for the Mason–Dixon line separating Maryland from Pennsylvania is completed.
Day of death June 19, 1775
The temperature on June 19, 1775 was about 20.0 °C. Wind direction mainly northeast. Weather type: betrokken. Special wheather fenomena: wat dauw. Source: KNMI
March 23 » American Revolutionary War: Patrick Henry delivers his speech – "Give me liberty, or give me death!" – at St. John's Episcopal Church, Richmond, Virginia.
April 14 » The first abolition society in North America is established. The Society for the Relief of Free Negroes Unlawfully Held in Bondage is organized in Philadelphia by Benjamin Franklin and Benjamin Rush.
May 10 » American Revolutionary War: The Second Continental Congress takes place in Philadelphia.
June 14 » American Revolutionary War: the Continental Army is established by the Continental Congress, marking the birth of the United States Army.
July 26 » The office that would later become the United States Post Office Department is established by the Second Continental Congress. Benjamin Franklin of Pennsylvania takes office as Postmaster General.
September 25 » American Revolution: Benedict Arnold's expedition to Quebec sets off.
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/P11585.php : accessed January 16, 2026), "Margaret Mansfield (1745-1775)".
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