Kunyora kuenderera kweiyi ndima - Kugamuchira komisheni yake semutevedzeri musi wa31 Chivabvu 1860, akashanda pabhodhi remhepo mu1861, uye pabhodhi remhepo yeWest Gulf Blockading Squadron muna 1862<unk>1863, achitora chikamu mukubatwa kweNew Orleans, Louisiana, mukupera kwaApril 1862; achiona chiito mukuputika uye kupfuura kweForts Jackson neSt. Philip, kumabatiri eChalmetto, uye mukuparadzwa kwevapanduki uye kutakura musi wa24 Kubvumbi 1862, uye mukufamba kwemabhatiri eVicksburg muna Chikumi. Akanga aripo apo Confederate ram yakarwisa Union Fleet musi wa15 Chikunguru 1862, achigamuchira komisheni yake semutevedzeri wemutungamiri zuva rakatevera. Sicard akarayira mauto ehondo yeUnited States panguva yokurwisa Fort Fisher muna December 1864 naJanuary 1865
, uye akaona mamwe mabasa pakuputika kweFort Anderson musi wa 11 Kukadzi 1865. Sicard akabva ashanda muSouth Atlantic Blockading Squadron kusvikira hondo yapera.