The first USS Conquest was a schooner

Schooner

A schooner is a type of sailing vessel characterized by the use of fore-and-aft sails on two or more masts with the forward mast being no taller than the rear masts....

 in the United States Navy

United States Navy

The United States Navy is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States. The U.S. Navy is the largest in the world; its battle fleet tonnage is greater than that of the next 13 largest navies combined. The U.S...

 during the War of 1812

War of 1812

The War of 1812 was a military conflict fought between the forces of the United States of America and those of the British Empire. The Americans declared war in 1812 for several reasons, including trade restrictions because of Britain's ongoing war with France, impressment of American merchant...

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Conquest, formerly the merchant ship Genesee Packet, was purchased 8 October 1812 at Oswego, New York

Oswego, New York

Oswego is a city in Oswego County, New York, United States. The population was 18,142 at the 2010 census. Oswego is located on Lake Ontario in north-central New York and promotes itself as "The Port City of Central New York"...

, for service on Lake Ontario

Lake Ontario

Lake Ontario is one of the five Great Lakes of North America. It is bounded on the north and southwest by the Canadian province of Ontario, and on the south by the American state of New York. Ontario, Canada's most populous province, was named for the lake. In the Wyandot language, ontarío means...

 under Commodore Isaac Chauncey

Isaac Chauncey

Isaac Chauncey was an officer in the United States Navy.-Biography:Chauncey, born in Black Rock, Connecticut, 20 February 1779, was appointed a Lieutenant in the Navy from 17 September 1798...

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Commanded by Lieutenant J. D. Elliott, Conquest cruised constantly on Lake Ontario during the War of 1812

War of 1812

The War of 1812 was a military conflict fought between the forces of the United States of America and those of the British Empire. The Americans declared war in 1812 for several reasons, including trade restrictions because of Britain's ongoing war with France, impressment of American merchant...

, taking part in the attacks on Kingston

Kingston, Ontario

Kingston, Ontario is a Canadian city located in Eastern Ontario where the St. Lawrence River flows out of Lake Ontario. Originally a First Nations settlement called "Katarowki," , growing European exploration in the 17th Century made it an important trading post...

 on 9 December 1812; York (now Toronto

Toronto

Toronto is the provincial capital of Ontario and the largest city in Canada. It is located in Southern Ontario on the northwestern shore of Lake Ontario. A relatively modern city, Toronto's history dates back to the late-18th century, when its land was first purchased by the British monarchy from...

) on 27 April 1813; and Fort George

Fort George, Ontario

Fort George National Historic Site is a historic military structure at Niagara-on-the-Lake, Ontario, that was the scene of several battles during the War of 1812...

 on 27 May 1813. She joined in the engagements with the British squadron of 7 to 11 August, 11 and 28 September 1813.

She was laid up at Sacketts Harbor, New York, at the end of the war and sold there in May 1815.