Mezue ahịrịokwu na-esonụ: "Pennsylvania" sonyere n'ụgbọ mmiri ahụ n'ọtụtụ ọrụ amphibious, bụ nke e kenyere ọrụ nke inye nkwado égbè. Nke mbụ n'ime ndị a, Mgbasa Ozi Aleutian Islands, weere ọnọdụ n'etiti afọ 1943, e mesịkwara mwakpo na Makin n'afọ ahụ. N'afọ 1944, ọ kwadoro ịbata na Kwajalein na
Eniwetok na Marshall Islands na Mariana na Palau Islands mkpọsa, gụnyere Agha nke Saipan, Guam, Peleliu, na Agha nke Angaur. N'oge agha Philippines, na mgbakwunye na ọrụ bọmbụ ụsọ oké osimiri ya, ọ sonyere na Agha nke Surigao Strait, ọ bụ ezie na n'ihi radar ya ezughi oke, ọ nweghị ike ịchọta ihe mgbaru ọsọ ma ọ bụghị ọkụ. N'oge Agha Okinawa, otu ụgbọelu ndị Japan na-atụ bọmbụ torpedo gbara ya ọkụ ma mebie ya nke ukwuu, na-amanye ya ịdọrọ maka mmezi ụbọchị tupu njedebe nke agha ahụ.