 Ramba uchiverenga ndima iyi - Munguva yehondo dzaNapoleon, yakashandiswa sechikepe chikuru cheAdmiral the Duke of Clarence akazova Mambo William IV. Akatora rutivi mukuputika kweAlgiersmuna 1816 achitungamirirwa naAdmiral David Milne apo akanga ari wechipiri mukurongeka kwehondo. Mukurwiswa kweAlgiers, Impregnable, yakaparadzaniswa nedzimwe ngarava yaive huru uye inoyedza chinangwa, ichikwezva kutarisisa kubva kune vapfuri veAlgeria avo vakatsvaga kumberi kwake nekumashure, akakuvara zvakanyanya. 268 pfuti dzakarova muviri wengarava, danda guru rakakuvadzwa munzvimbo 15. Impregnable yakarasikirwa naVaJohn Hawkins, muchengeti wengarava, 37 vafambisi vengarava, 10 varwi vehondo uye vakomana vaviri vakaurawa uye VaG. N. Wesley, VaHenry Quinn, 111 vafambisi vengarava, 21 varwi vehondo, 9 vashandi vechikepe uye vashandi vemumigodhi uye vakomana gumi nevanomwe vakakuvadzwa. Impregnable yakaona chiito chiduku chinotevera, kunze kwekodzero pfupi muMediterranean, uye muna 1819 akaiswa muReserve Fleet paDevonport. Kubva muna May 1839 kusvika muna October 1841 akanga abvisa sezvo mukuru-mu-Chiefs flagship yakasungirirwa pamusuo weHamoaze. Ipapo akaona basa zvakare muMediterranean kusvikira May 1843, apo iye zvakare akaiswa pamwe reserve rengarava paDevonport. 