Dee ihe ga-aga n'ihu maka paragraf a - Tupu na n'oge Agha Obodo, Pennsylvania bụ steeti kewara ekewa. Ọ bụ ezie na Pennsylvania machibidoro ịgba ohu iwu, ọtụtụ ndị Pennsylvania na-ekwenye ekwenye kwenyere na gọọmentị etiti ekwesịghị itinye aka na ụlọ ọrụ ịgba ohu. Otu n'ime ndị dị otú ahụ bụ onye ndọrọ ndọrọ ọchịchị Democratic bụ́ James Buchanan, onyeisi oche ikpeazụ tupu Agha Obodo. Ndị otu Buchanan emeriela ntuliaka onyeisiala na nke gọvanọ na Pennsylvania. Otú ọ dị, ogbako mbụ nke ndị Republican Party na-etolite
e mere na Philadelphia, na ntuli aka nke 1860 hụrụ ndị Republican Party meriri ntuli aka onyeisiala steeti ahụ na ọfịs gọvanọ. Mgbe ọdịda nke Crittenden Compromise, nkewa nke South, na Agha nke Fort Sumter, Agha Obodo malitere na Pennsylvania dị ka onye isi na Union. N'agbanyeghi mmeri ndị Republican na ntuli aka nke 1860, ndị Democrats nọgidere na-enwe ike na steeti ahụ, na ọtụtụ "copperheads" kpọrọ maka udo n'oge agha ahụ. Ndị Democrats weghachiri ikike nke ndị omebe iwu steeti na ntuli aka nke 1862, mana Gọvanọ Republican na-achị Andrew Curtin nọgidere na-achịkwa ọkwa gọvanọ na 1863. Na ntuli aka nke 1864, Onye isi ala Lincoln meriri obere nwa amaala Pennsylvania bụ George B. McClellan maka votu ndị ntuli aka nke steeti ahụ.