 
<translate> Tambayar ita ce: An yi yakin basasa na Amurka a Amurka daga 1861 zuwa 1865. Sakamakon rikice-rikice na dogon lokaci game da bautar, yaƙin ya ɓarke a watan Afrilu 1861, lokacin da 'yan Confederates suka kai hari kan Fort Sumter a South Carolina, jim kaɗan bayan da aka rantsar da Ibrahim Lincoln. 'Yan kishin kasa na Union sun yi shelar aminci ga Kundin Tsarin Mulki na Amurka. Sun fuskanci masu ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'ayin ra'  Amsa wannan tambaya bisa ga nassi: yaushe ne yakin farko na yakin basasa ya faru? Mataki-mataki na tunani: Muhimmin bangare na amsa wannan tambayar shi ne: Sakamakon jayayya na dogon lokaci game da bautar, yaƙi ya ɓarke a watan Afrilu 1861, lokacin da 'yan Confederate suka kai hari Fort Sumter a South Carolina, jim kaɗan bayan da aka rantsar da Abraham Lincoln. <eng> The question is: The American Civil War was fought in the United States from 1861 to 1865. The result of a long-standing controversy over slavery, war broke out in April 1861, when Confederates attacked Fort Sumter in South Carolina, shortly after Abraham Lincoln was inaugurated. The nationalists of the Union proclaimed loyalty to the U.S. Constitution. They faced secessionists of the Confederate States of America, who advocated for states' rights to perpetual slavery and its expansion in the Americas.

Answer this question based on the passage: when did the first battle of the civil war take place?
Step-by-step reasoning process: The important part for answering this question is: The result of a long-standing controversy over slavery, war broke out in April 1861, when Confederates attacked Fort Sumter in South Carolina, shortly after Abraham Lincoln was inaugurated.
 