The Indfødsretten was a 64 gun ship of the line

Ship of the line

A ship of the line was a type of naval warship constructed from the 17th through the mid-19th century to take part in the naval tactic known as the line of battle, in which two columns of opposing warships would manoeuvre to bring the greatest weight of broadside guns to bear...

 in the Royal Dano-Norwegian Navy commissioned in 1787. During the Battle of Copenhagen on 2 April 1801, this blockship

Blockship

A blockship is a ship deliberately sunk to prevent a river, channel, or canal from being used.It may either be sunk by a navy defending the waterway to prevent the ingress of attacking enemy forces, as in the case of HMS Hood at Portland Harbour; or it may be brought by enemy raiders and used to...

 was commanded by Captain A. de Thurah with a complement of 394 sailor

Sailor

A sailor, mariner, or seaman is a person who navigates water-borne vessels or assists in their operation, maintenance, or service. The term can apply to professional mariners, military personnel, and recreational sailors as well as a plethora of other uses...

s. The ship suffered heavy casualties in the battle; 21 were killed and 41 wounded. The ship struck its colours at 15.00.