Simplify the following text for a Grade 7 native English-speaking person.
Original: Philip Carteret , Seigneur of Trinity ( January 22 , 1733 , Trinity Manor , Jersey â `` July 21 , 1796 , Southampton ) was a British naval officer and explorer who participated in two of the Royal Navy 's circumnavigation expeditions in 1764-66 and 1766-69 .
Simplified: Philip Carteret ( 22 January 1733 â `` 21 July 1796 ) was an English officer in the Royal Navy .