The Moctezuma (also Montezuma) was a 200 tons sloop

Sloop

A sloop is a sail boat with a fore-and-aft rig and a single mast farther forward than the mast of a cutter....

 of the First Chilean Navy Squadron

First Chilean Navy Squadron

The First Chilean Navy Squadron was the naval force that terminated Spanish colonial rule on the south-west coast of America and protagonaized the most important naval actions in the Latin American wars of independence...

 of unknown provenience.

A ship under this name is mentioned as a British

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

 whaler

Whaler

A whaler is a specialized ship, designed for whaling, the catching and/or processing of whales. The former included the whale catcher, a steam or diesel-driven vessel with a harpoon gun mounted at its bows. The latter included such vessels as the sail or steam-driven whaleship of the 16th to early...

 captured in April by Captain David Porter

David Porter (naval officer)

David Porter was an officer in the United States Navy in a rank of commodore and later the commander-in-chief of the Mexican Navy.-Life:...

 on board of the USS Essex (1799)

USS Essex (1799)

The first USS Essex of the United States Navy was a 36-gun or 32-gun sailing frigate that participated in the Quasi-War with France, the First Barbary War, and in the War of 1812, during which she was captured by the British in 1814 and served as HMS Essex until sold at public auction on 6 June...

 during his raid to the South Pacific Ocean in 1813. The Moctezuma, it is believed, was sold at Valpariaso.

The known story begin during the first blockade of Callao

Callao

Callao is the largest and most important port in Peru. The city is coterminous with the Constitutional Province of Callao, the only province of the Callao Region. Callao is located west of Lima, the country's capital, and is part of the Lima Metropolitan Area, a large metropolis that holds almost...

 by the Chilean Squadron 1819. On 24. March 1819 the warships under the command of Thomas Cochrane, 10th Earl of Dundonald

Thomas Cochrane, 10th Earl of Dundonald

Admiral Thomas Cochrane, 10th Earl of Dundonald, 1st Marquess of Maranhão, GCB, ODM , styled Lord Cochrane between 1778 and 1831, was a senior British naval flag officer and radical politician....

 captured the Moctezuma. as she, with a US-flag, tried to broke the blockade and deliver weapons to the realists.

She participated in the Capture of Valdivia

Capture of Valdivia

The Capture of Valdivia was a battle in the Chilean War of Independence between Spanish forces commanded by Colonel Manuel Montoya and the Chilean forces under the command of Lord Cochrane, held on 3 and 4 February of 1820.-Background:...

 and in the Liberating Expedition to Perú as Dispatch boat

Dispatch boat

Dispatch boats were small boats, and sometimes large ships, tasked to carry military dispatches from ship to ship or from ship to shore or, in some cases from shore to shore...

. She was left in Callao, but as Cochrane arrived (1822) to the port, he found the Moctezuma under the flag of the new Peruvian Navy

Peruvian Navy

The Peruvian Navy is the branch of the Peruvian Armed Forces tasked with surveillance, patrol and defense on lakes, rivers and the Pacific Ocean up to 200 nautical miles from the Peruvian littoral...

. He seized the ship, again, and put the officers ashore. He didn't know that during his absence Bernardo O'Higgins

Bernardo O'Higgins

Bernardo O'Higgins Riquelme was a Chilean independence leader who, together with José de San Martín, freed Chile from Spanish rule in the Chilean War of Independence. Although he was the second Supreme Director of Chile , he is considered one of Chile's founding fathers, as he was the first holder...

 had given the sloop to San Martin

San Martín

-People:*José de San Martín, national hero of Argentina, an 18th-century general and the main leader of the southern part of South America's struggle for independence from Spain...

as a personal present.

Later she was comissioned for use of Cochrane, now under the command of Lieutenat John Pascoe Grenfell and 18. January 1823 Cochrane's flag as Vice Admiral of Chile was lowered for the last time from the main mast of the Moctezuma.

She was sold as merchant ship in 1828.