**USS G-1 (SS-19½)**
**Definition:**
USS G-1 (SS-19½) was a United States Navy G-class submarine commissioned in the early 20th century, notable for its experimental design features and service during the pre-World War I era.
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## USS G-1 (SS-19½)
USS G-1 was a G-class submarine of the United States Navy, originally designated as USS Tuna (SS-19½) before being renamed. Launched in 1912 and commissioned in 1913, G-1 was part of the Navy’s efforts to develop more advanced underwater vessels during the early years of submarine warfare.
### Design and Construction
G-1 featured several experimental design elements, including a unique hull shape and propulsion system intended to improve underwater performance. The submarine was built by the Lake Torpedo Boat Company and was one of four G-class submarines, though it differed significantly from its sister ships.
### Service History
During its service, USS G-1 primarily conducted training and experimental operations along the U.S. East Coast. It played a role in testing new submarine technologies and tactics before being decommissioned in 1921. The vessel was eventually sold for scrap, marking the end of its naval career.
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**Meta Description:**
USS G-1 was a U.S. Navy G-class submarine commissioned in 1913, known for its experimental design and service in early submarine development. It was decommissioned in 1921 after contributing to naval training and technology testing.