Thomas Walker References Quizzes Exploration and Discovery Thomas Walker American physician Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: Kentucky/ Exploration and settlement…1750s and ’60s, Virginian physician Thomas Walker and a survey party in 1750 established the region’s southern boundary—the so-called “Walker Line,” at 36°30′ N—as an extension of the Virginia–North Carolina boundary. (Kentucky was to remain part of Virginia until 1792.) The French and Indian War (1754–63) secured the Ohio River… Read More…1750s and ’60s, Virginian physician Thomas Walker and a survey party in 1750 established the region’s southern boundary—the so-called “Walker Line,” at 36°30′ N—as an extension of the Virginia–North Carolina boundary. (Kentucky was to remain part of Virginia until 1792.) The French and Indian War (1754–63) secured the Ohio River… Read MoreBarbourville…Kentucky) built in 1750 by Walker, who explored the region and named the Cumberland Gap. During the American Civil War, Confederate troops attacked a small Union force there (September 19, 1861), Kentucky’s first encounter of the war. Read More…Kentucky) built in 1750 by Walker, who explored the region and named the Cumberland Gap. During the American Civil War, Confederate troops attacked a small Union force there (September 19, 1861), Kentucky’s first encounter of the war. Read More