Complex sentence: She remained on station until sailing for home 13 August 1861 and, following her arrival at Boston, Massachusetts on 27 September, sailed to join Flag Officer Samuel F. DuPont's South Atlantic Blockading Squadron off Sandy Hook, New Jersey.
Split into simpler sentences: She remained on station until sailing for home 13 August 1861. Following her arrival at Boston, Massachusetts on 27 September, she sailed to join Flag Officer Samuel F. Du Pont's South Atlantic Blockading Squadron off Sandy Hook, New Jersey.