His son was king from 1810 - 1820 , when the Banana Islands were incorporated into the colony of Sierra Leone by the British .
Stephen Caulker and his son Thomas Stephen Caulker established a successful political dynasty , the Bumpe Chiefdom , in mainland Sierra Leone .
Stephen Caulker 's son was king from 1810 - 1820 , when the Banana Islands were incorporated into the colony mainland   Leone by the British .
Stephen Caulker and his son Thomas Stephen Caulker established a successful political dynasty , the Bumpe Chiefdom , in mainland Sierra Leone .