' s ▁office ▁and ▁Mac Ar thur ' s ▁USA FF E ▁headquarters ▁moved ▁to ▁Cor reg idor ▁Island . ▁Although ▁the ▁depend ents ▁of ▁U . S . ▁military ▁personnel ▁had ▁been ▁sent ▁back ▁to ▁the ▁United ▁States , ▁Mac Ar thur ▁was , ▁until ▁his ▁recall ▁from ▁ret irement , ▁a ▁Philipp ine ▁government ▁employee , ▁so ▁his ▁family ▁had ▁remained ▁in ▁the ▁Philippines . ▁Mac Ar thur ' s ▁wife , ▁Jean ▁Mac Ar thur , ▁and ▁young ▁son , ▁Arthur ▁Mac Ar thur ▁IV , ▁went ▁with ▁him ▁to ▁Cor reg idor . ▁Arthur ▁celebrated ▁his ▁fourth ▁birth day ▁on ▁Cor reg idor , ▁on ▁ 2 1 ▁February ▁ 1 9 4 2 . ▁When ▁an ▁a ide ▁asked ▁about ▁Arthur ' s ▁possible ▁fate , ▁Mac Ar thur ▁replied : ▁" He ▁is ▁a ▁soldier ' s ▁son ." ▁ ▁Most ▁of ▁the ▁United ▁States ▁A si atic ▁Fle et ▁retired ▁to ▁the ▁south ▁of ▁the ▁Philippines . ▁A ▁small ▁force ▁was ▁left ▁behind ▁under ▁the ▁command ▁of ▁R ear ▁Admir al ▁Francis ▁W . ▁Rock well ▁consisting ▁of ▁the ▁sub marine ▁tender ▁, ▁the ▁sub marine ▁rescue ▁ship ▁, ▁gun bo ats ▁, ▁ ▁and ▁, ▁mines we ep ers ▁, ▁ ▁and ▁, ▁five ▁t ug bo ats , ▁three ▁small ▁pat rol ▁boats , ▁and ▁the ▁P T ▁boats ▁of ▁Motor ▁Tor ped o ▁Bo at ▁Squadron ▁Three . ▁The ▁loss ▁of ▁Man ila ▁and ▁the ▁U . S . ▁Naval ▁Base ▁Sub ic