1743 CE
A year defined by the Battle of Dettingen, the last time a British monarch personally led troops in battle, and the continuing escalation of the War of the Austrian Succession.
Geopolitics & Diplomacy
- King George II of Great Britain personally led his troops at the Battle of Dettingen, the last time a British monarch commanded an army in the field.
- The Treaty of Worms in September created an alliance between Austria, Britain, and Sardinia against France, Spain, and their allies.
- Henry Pelham became British Prime Minister in August, succeeding the Earl of Wilmington and leading the war effort.
- France moved closer to formally declaring war on Britain, though the two nations were already fighting on multiple fronts.
- Emperor Charles VII of Bavaria struggled to maintain his position, with Austrian forces occupying much of his electorate.
- Russia and Sweden concluded the Treaty of Åbo in August, ending the Russo-Swedish War with Russia gaining territory in Finland.
- The Kingdom of Naples under the Spanish Bourbons maneuvered to protect its interests in the Italian theater of war.
- Maria Theresa consolidated her position by securing alliances with Britain, the Dutch Republic, and Sardinia.
- French Cardinal Fleury died in January, removing a moderating influence on French foreign policy.
- Ottoman-Persian relations remained tense following Nadir Shah's earlier campaigns, though open conflict was avoided.
Conflict & Security
- The Battle of Dettingen on June 27 was a victory for the Pragmatic Army of British, Hanoverian, and Austrian forces over the French along the Main River in Bavaria.
- Austrian forces invaded Bavaria and occupied Munich, forcing Emperor Charles VII into exile.
- The Spanish army in Italy clashed with Austrian and Sardinian forces in the struggle for control of northern Italian territories.
- French naval forces operated in the Mediterranean, supporting Spanish military operations in Italy.
- The Treaty of Åbo ended the Russo-Swedish War, with Russia acquiring southeastern Finland.
- Nadir Shah of Persia fought rebellions in his empire, facing resistance from subject peoples in multiple provinces.
- British privateers continued to prey on Spanish and French merchant shipping in the Atlantic and Caribbean.
- Maratha forces in India conducted campaigns across central India, collecting tribute from declining Mughal provinces.
- Native American conflicts with European settlers continued along the frontiers of British and French colonial territories.
- The defense of the Austrian Netherlands was organized against potential French invasion.
Economy & Finance
- British government borrowing increased to finance military operations on the continent and at sea.
- French war expenditures placed growing pressure on royal finances, leading to increased taxation.
- The Austrian economy suffered from the occupation of Bavaria and the costs of fighting on multiple fronts.
- The Dutch Republic maintained its position as a financial center, though its commercial dominance was slowly declining.
- Trade between Britain and its American colonies continued to grow, with tobacco, rice, and indigo as major exports.
- The Leipzig trade fairs remained important commercial events despite the disruptions of war in central Europe.
- Cotton textiles from India continued to be imported in large quantities by European trading companies.
- The French wine trade suffered disruptions from the war, affecting exports to Britain and northern Europe.
- Silver mining in Spanish America continued to provide bullion for European economies.
- Insurance markets in London expanded to cover the growing risks of wartime maritime trade.
Technology & Infrastructure
- Thomas Boulsover developed the Sheffield plate process, fusing a thin layer of silver onto copper to produce affordable silverware that resembled solid sterling.
- Military engineering advanced with improved siege techniques employed at fortresses across the European battlefields.
- The construction of the Rideau Canal system was not yet underway, but inland waterway projects continued in France and the Low Countries.
- Improvements in musket design increased the rate of fire for infantry soldiers across European armies.
- Observatory instruments were refined with better telescopic optics, improving astronomical measurements.
- The Royal Arsenal at Woolwich expanded its production of cannon and ordnance for the British military.
- Mining technology advanced with improved ventilation systems for deeper coal and metal mines.
- Road networks in Scotland remained poor, hampering communication and commerce in the Highlands.
- Ship design continued to evolve, with new hull forms improving speed and cargo capacity.
- The use of iron in construction increased slowly, supplementing traditional timber and stone building methods.
Science & Discovery
- Jean-Pierre Christin independently proposed a centigrade thermometer with the modern orientation of 0 degrees for freezing and 100 for boiling.
- The American Philosophical Society was founded in Philadelphia by Benjamin Franklin and other colonial intellectuals.
- Leonhard Euler continued his prolific mathematical output from Berlin, publishing on differential equations and mechanics.
- Christopher Packe published the first geological map of any English county, mapping the geology of Kent.
- French naturalist Georges-Louis Leclerc de Buffon began planning his monumental Histoire Naturelle.
- Astronomical observations of Jupiter's satellites continued to refine calculations of longitude.
- The study of static electricity advanced with experiments using friction machines and glass globes by European natural philosophers.
- Botanical classification efforts continued as new plant species from the Americas and Asia were described.
- The Royal Swedish Academy of Sciences, founded in 1739, published research in its proceedings.
- Scientific correspondence networks connected researchers across Europe, facilitating the exchange of ideas.
Health & Medicine
- Battlefield medicine during the War of the Austrian Succession remained crude, with most seriously wounded soldiers dying of infection.
- The London Foundling Hospital, established by Thomas Coram, began accepting abandoned children, providing medical care and education.
- Smallpox inoculation was practiced more widely in Britain following advocacy by prominent physicians.
- The study of obstetrics advanced at the University of Edinburgh, with improved techniques for complicated deliveries.
- Epidemic fevers continued to spread through military camps, killing more soldiers than combat.
- Quinine from South American cinchona bark remained the primary treatment for malaria among European colonists.
- The training of surgeons began to separate from the barber's trade, with dedicated surgical education expanding.
- Hospital conditions in most European cities remained unsanitary, with crowded wards promoting the spread of disease.
- Folk remedies and traditional healers served the medical needs of rural populations across Europe.
- Lead poisoning from pewter vessels, lead-glazed pottery, and other sources affected European populations unknowingly.
Climate & Environment
- Atmospheric carbon dioxide concentration was approximately 277 parts per million, as later confirmed by ice core analysis.
- Seasonal weather patterns across Europe remained within the range typical of the Little Ice Age.
- Agricultural yields varied across Europe, with some regions recovering from the severe disruptions of 1740.
- Timber supplies for naval construction became a strategic concern for maritime powers including Britain and France.
- Wetland drainage projects in East Anglia continued to convert marshland into agricultural use.
- The hunting of fur-bearing animals in North America intensified as the European fur trade expanded.
- Soil exhaustion became a concern in long-cultivated areas, prompting early experiments with fertilization.
- Fishing in the North Sea and North Atlantic remained an important food source and economic activity.
- Glaciers in the Alps remained at advanced positions characteristic of the Little Ice Age.
- Colonial deforestation in the Caribbean islands continued as land was cleared for sugar plantations.
Culture & Society
- Handel's Messiah received its London premiere, though initial reception was mixed before it became universally celebrated.
- Voltaire was appointed royal historiographer of France, reflecting his growing literary and philosophical stature.
- The rococo aesthetic reached its height in French interior design, painting, and decorative arts.
- Thomas Jefferson was born on April 13 in the Virginia colony, a future founding father of the United States.
- The first performance of a symphony by the Mannheim school helped develop the modern orchestral form.
- Hogarthian satirical prints circulated widely in London, commenting on social vices and political corruption.
- The Moravian Church continued its missionary work among Native Americans and enslaved Africans in the colonies.
- Public gardens and pleasure grounds became increasingly popular social venues in London and Paris.
- The tradition of the Grand Tour continued among wealthy young Englishmen traveling to Italy for cultural education.
- The world population was approximately 756 million.