The first of the type envisaged was the escort aircraft carrier USS Block Island (CVE-106/LPH-1), which never actually saw service as an amphibious assault ship.
该类舰船的第一个尝试是美国海军的护航航空母舰布洛克岛号（CVE-106/LPH-1），但它从来没有真正作为两栖攻击舰服役过。