Until 1860 ᎯᎠ ᎠᏙᏱᏯᏛ ᎠᎬᏩᎵ ᎢᏯ ᎢᏯᏛᏁᎵᏓᏍᏗ ᎠᏰᎲ ᏂᎪᎯᎸᎢ successfully ᎤᏱᏙᎸᎩ interregional crises. ᎾᏍᎩ ᎯᎠ crises ᏂᎪᎯᎸᎢ ᎤᏠᏯᏍᏔᏅ slavery, ᎠᏂᎩᏍᏗᏍᎬ ᎬᏙᏗ debates ᎾᎿ ᎯᎠ ᏦᎢ-fifths ᏌᏇ ᏄᏓᏡᎬ ᎭᏫᎾᏗᏢ ᎯᎠ Constitutional Convention 1787. ᏩᏥᏂ ᏗᏂᎳᏫᎩ ᎠᏰᎲ solved ᎯᎠ crisis ᎦᏬᎯᎸᏙᏗ ᎯᎠ ᎪᎯᏳᏙᏗ ᏨᎫᎵ ᏥᏄᏍᏗ ᎠᏥᎾᏝᎢ ᎤᏔᏂᏗ ᎦᏙᎯ ᎭᏫᎾᏗᏢ 1819-21, ᎯᎠ ᏗᏓᎴᏅᎢᏍᏗ ᎦᏬᎯᎸᏙᏗ ᏐᎦᎴᏂ ᎤᏤᎵ nullification ᎯᎠ ᎠᏰᎵ ᎠᎫᏴᏗ ᎭᏫᎾᏗᏢ 1833, ᎯᎠ ᎠᏯᏍᏗ ᎠᎩᏍᏗ ᏅᏓᎩ ᎭᏫᎾᏗᏢ 1845, ᎠᎴ ᎯᎠ ᏄᏍᏗᏓᏅ slavery ᎭᏫᎾᏗᏢ ᎯᎠ ᎾᎿ ᎨᏒ acquired ᏂᏛᎴᏅᏓ ᎠᏂᏍᏆᏂᎢ ᎭᏫᎾᏗᏢ 1850.