Explain one short reason why Lincoln assassination put the future of the nation and question

The assassination of Lincoln created uncertainty and instability in the nation because it raised questions about the future leadership and direction of the country. Lincoln was seen as a unifying figure who had successfully navigated the country through the Civil War, and his death left a void in leadership that needed to be filled. The abrupt end to his presidency raised concerns about who would take his place and how they would guide the nation in the post-war era.