A little over one month after Lincoln assumed the presidency, Confederate forces attacked Fort Sumter, a U.S. fort in South Carolina.
ɐ lˈɪɾəl ˌoʊvɚ wˈʌn mˈʌnθ ˈæftɚ lˈɪŋkən ɐsˈuːmd ðə pɹˈɛzɪdənsi, kənfˈɛdɚɹət fˈoːɹsᵻz ɐtˈækt fˈɔːɹt sˈʌmtɚ, ɐ jˈuː.ˈɛs. fˈɔːɹt ɪn sˈaʊθ kˌæɹəlˈaɪnə.