HMS Reserve was a 40-gun fourth-rate

Fourth-rate

In the British Royal Navy, a fourth rate was, during the first half of the 18th century, a ship of the line mounting from 46 up to 60 guns. While the number of guns stayed subsequently in the same range up until 1817, after 1756 the ships of 50 guns and below were considered too weak to stand in...

 frigate of the English

Kingdom of England

The Kingdom of England was, from 927 to 1707, a sovereign state to the northwest of continental Europe. At its height, the Kingdom of England spanned the southern two-thirds of the island of Great Britain and several smaller outlying islands; what today comprises the legal jurisdiction of England...

 Royal Navy

Royal Navy

The Royal Navy is the naval warfare service branch of the British Armed Forces. Founded in the 16th century, it is the oldest service branch and is known as the Senior Service...

, originally built for the navy of the Commonwealth of England

Commonwealth of England

The Commonwealth of England was the republic which ruled first England, and then Ireland and Scotland from 1649 to 1660. Between 1653–1659 it was known as the Commonwealth of England, Scotland and Ireland...

 by Peter Pett II at Woodbridge

Woodbridge, Suffolk

Woodbridge is a town in Suffolk, East Anglia, England. It is in the East of England, not far from the coast. It lies along the River Deben, with a population of about 7,480. The town is served by Woodbridge railway station on the Ipswich-Lowestoft East Suffolk Line. Woodbridge is twinned with...

, and launched in 1650. By 1677 her armament had been increased to 48 guns.

In 1701 Reserve underwent a rebuild at Deptford

Deptford

Deptford is a district of south London, England, located on the south bank of the River Thames. It is named after a ford of the River Ravensbourne, and from the mid 16th century to the late 19th was home to Deptford Dockyard, the first of the Royal Navy Dockyards.Deptford and the docks are...

, relaunching as a fourth-rate 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...

of between 46 and 54 guns. She foundered in 1703 and was lost.