<P> In modern navies , frigates are used to protect other warships and merchant - marine ships , especially as anti-submarine warfare ( ASW ) combatants for amphibious expeditionary forces , underway replenishment groups , and merchant convoys . Ship classes dubbed `` frigates '' have also more closely resembled corvettes , destroyers , cruisers , and even battleships . Some European navies such as the French , German or Spanish ones use the term `` frigate '' for both their destroyers and frigates . The rank `` frigate captain '' derives from the name of this type of ship . </P>
<P> In modern navies , frigates are used to protect other warships and merchant - marine ships , especially as anti-submarine warfare ( ASW ) combatants for amphibious expeditionary forces , underway replenishment groups , and merchant convoys . Ship classes dubbed `` frigates '' have also more closely resembled corvettes , destroyers , cruisers , and even battleships . Some European navies such as the French , German or Spanish ones use the term `` frigate '' for both their destroyers and frigates . The rank `` frigate captain '' derives from the name of this type of ship . </P>
what is the role of a navy frigate
what is the role of a navy frigate
used to protect other warships and merchant - marine ships , especially as anti-submarine warfare ( ASW ) combatants for amphibious expeditionary forces , underway replenishment groups , and merchant convoys
used to protect other warships and merchant - marine ships , especially as anti-submarine warfare ( ASW ) combatants for amphibious expeditionary forces , underway replenishment groups , and merchant convoys