USS Periwinkle (1864) was a steamer procured by the Union Navy

Union Navy

The Union Navy is the label applied to the United States Navy during the American Civil War, to contrast it from its direct opponent, the Confederate States Navy...

 during the final months of the American Civil War

American Civil War

The American Civil War was a civil war fought in the United States of America. In response to the election of Abraham Lincoln as President of the United States, 11 southern slave states declared their secession from the United States and formed the Confederate States of America ; the other 25...

. She served the Union Navy’s struggle against the Confederate States of America

Confederate States of America

The Confederate States of America was a government set up from 1861 to 1865 by 11 Southern slave states of the United States of America that had declared their secession from the U.S...

 as a patrol gunship

Gunship

The term "gunship" is used in several contexts, all sharing the general idea of a light craft armed with heavy guns.-In Navy:In the Navy, the term originally appeared in the mid-19th century as a less-common synonym for gunboat.-In military aviation:...

.

After the war, this ship was retained by the U.S. Navy to support the Hall Scientific Expedition to the Arctic Ocean

Arctic Ocean

The Arctic Ocean, located in the Northern Hemisphere and mostly in the Arctic north polar region, is the smallest and shallowest of the world's five major oceanic divisions...

, and during this voyage – under her new name Polaris -- she proceeded into Arctic waters, only to have her hull crushed by the ice.

Construction

America, a heavy screw tugboat

Tugboat

A tugboat is a boat that maneuvers vessels by pushing or towing them. Tugs move vessels that either should not move themselves, such as ships in a crowded harbor or a narrow canal,or those that cannot move by themselves, such as barges, disabled ships, or oil platforms. Tugboats are powerful for...

 built at Philadelphia, Pennsylvania

Philadelphia, Pennsylvania

Philadelphia is the largest city in the Commonwealth of Pennsylvania and the county seat of Philadelphia County, with which it is coterminous. The city is located in the Northeastern United States along the Delaware and Schuylkill rivers. It is the fifth-most-populous city in the United States,...

, in 1864, was purchased by the Union Navy 9 December 1864 from John W. Lynn; renamed Periwinkle; and commissioned early in January 1865, Acting Master Henry C. Macy in command.

Assigned to river patrol in the Potomac River

The two-masted, 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....

-rigged, white oak tug joined the Potomac Flotilla

Potomac Flotilla

The Potomac Flotilla, or the Potomac Squadron was a unit of the United States Navy created in the early days of the American Civil War to secure Union communications in the Chesapeake Bay, the Potomac River and their tributaries, and to disrupt Confederate communications and shipping in the...

 15 January 1865 as a gunboat, and operated primarily in the Rappahannock River

Rappahannock River

The Rappahannock River is a river in eastern Virginia, in the United States, approximately in length. It traverses the entire northern part of the state, from the Blue Ridge Mountains in the west, across the Piedmont, to the Chesapeake Bay, south of the Potomac River.An important river in American...

.

In mid-March, a fleet of oyster schooners operating in the area was threatened by a Confederate enemy force, and Periwinkle with Morse

USS Morse (1861)

USS Morse was a ferryboat acquired by the Union Navy during the American Civil War. Ferryboats were of great value, since, because of their flat bottom and shallow draft, they could navigate streams and shallow waters that other ships could not....

, blockaded the mouths of the Rappahannock and Piankatank

Piankatank River

The Piankatank River is a river in the U.S. state of Virginia. Located on the Middle Peninsula, between the Rappahannock and York rivers, it was the site of numerous actions during the American Civil War....

 rivers to protect them. The Flotilla also interrupted contraband business between lower Maryland and Virginia, and cleared the rivers of mines, and fought guerillas ashore.

Post-war assignment

After the Civil War ended, Periwinkle continued to serve with the flotilla until June 1865. Next, ordered to Norfolk, Virginia, she operated out of the Norfolk Navy Yard until placed in ordinary during 1867.

Late in 1870 she was selected for service with Charles Francis Hall

Charles Francis Hall

Charles Francis Hall was an American Arctic explorer. Little is known of Hall's early life. He was born in the state of Vermont, but while he was still a child his family moved to Rochester, New Hampshire, where, as a boy, he was apprenticed to a blacksmith. In the 1840s he married and drifted...

's North Polar Expedition

Polaris expedition

The Polaris expedition was led by the American Charles Francis Hall, who intended it to be the first expedition to reach the North Pole. Sponsored by the United States government, it was one of the first serious attempts at the Pole, after that of British naval officer William Edward Parry, who in...

, and was sent to the Washington Navy Yard

Washington Navy Yard

The Washington Navy Yard is the former shipyard and ordnance plant of the United States Navy in Southeast Washington, D.C. It is the oldest shore establishment of the U.S. Navy...

 for repairs. Renamed Polaris early in 1871, she arrived at New York Navy Yard 9 June 1871 to complete loading of stores and provisions for the expedition. She sailed from the New York Navy Yard in July 1871, Charles F. Hall in command.

Aiming for the North Pole

North Pole

The North Pole, also known as the Geographic North Pole or Terrestrial North Pole, is, subject to the caveats explained below, defined as the point in the northern hemisphere where the Earth's axis of rotation meets its surface...

, she reached 82’1 11’ N. latitude, then the furthest point north reached by a vessel. Polaris was caught in the ice on the homeward voyage in October 1872, and carried for some distance before being crushed. Her crew was later rescued