Please answer the following question: What key details about george martin -lrb- royal navy officer -rrb- can be extracted from the following bio? Bio: admiral of the fleet sir george martin -lrb- 1764 -- 28 july 1847 -rrb- was an officer of the royal navy who saw service during the american war of independence , and the french revolutionary and napoleonic wars . during his long naval career he took part in several significant battles , for which he was awarded a number of honours and promotions ; he commanded ships at cape st vincent and cape finisterre . george martin was born into an important naval dynasty , related to the rowley family , and the grandson of admiral of the fleet sir william rowley on his mother 's side , and great-nephew of admiral sir william martin on his father 's side . he spent his early career serving on ships commanded by his uncle , captain , later vice-admiral , joshua rowley . he saw action in the west indies , and had risen to command his own ship by the end of the war with america . the years of peace temporarily left him unemployed , but the outbreak of war with revolutionary france in 1793 provided the opportunity to impress his superiors . receiving command of several ships , he fought with jervis at cape st vincent , and afterwards participated in an action that saw the capture of one spanish frigate and the destruction of another . he then served in the mediterranean , at first at the blockade of malta , and then off egypt , before going ashore during the temporary peace . the resumption of hostilities saw him returning to service , and in 1805 he saw action at the controversial battle of cape finisterre under robert calder . promoted to rear-admiral shortly afterwards , he provided his testimony for calder 's court-martial , and after a short spell ashore , returned to sea . he took part in the blockade of cadiz and operations in support of the forces in italy , before moving ashore towards the end of the wars . he received various promotions and honours , commanding at portsmouth for several years , and being appointed to a number of chivalric orders . martin became rear-admiral and then vice-admiral of the united...
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- caption is sir george martin- death date is 28 july 1847- commands is tobago hms '' magicienne '' irresistible 1782 6 northumberland 1798 6 1777 colossus 1803 6 glory 1788 6 barfleur 1768 6 portsmouth 6 command preston 1757 6 porcupine 1777 6- awards is naval the order of the bath knight grand cross of the gold order of st michael and st george knight of the medal order of saint januarius knight bachelor knight grand cross of- birth date is 1764- serviceyears is 1776 & ndash ; 1847- name is sir george martin- branch is united kingdom- nationality is british- image is admiral sir george martin.jpg- death place is berkeley square , westminster- rank is admiral of the fleet