<prompt> Qedela umusho olandelayo: Umfowabo, uJohn Q. Marr 18251861, wafundisa eVirginia Military Institute VMI njengomsizi uprofesa wezibalo namaqhinga ngemva kokuthweswa iziqu, kodwa wabuyela ekhaya ngo-1848 ukuze anakekele unina nodadewabo uSarah Sally 1819-1895, uMargaret 1830-1903, uFrances noJane 1840-1927. Abafowabo, uThomas Scott Marr 1830-1897 noJames Ripon Marr 1832-1879, bashiya ikhaya ngo-1850. Umfowabo, uRobert Athelstan Marr 1823-1854, wayeyi-Lieutenant e-United States Navy; wabamba iqhaza eMpini yaseMexico naseMelika; wadedela isibhamu sokuqala eMpini YaseMelika.  <response>: ukuhlaselwa kwamasosha asolwandle eVera Cruz; futhi yalahleka oLwandle iCaribbean nayo yonke imikhumbi ye-USS Albany, ngo-October, 1854. 