There is no chance way the Ukrainian people would vote for Zelensky to continue it. That why he is cancelling upcoming elections.
“The 1864 Democratic National Convention nominated McClellan, a War Democrat, but adopted a platform advocating peace with the Confederacy, which McClellan rejected. The Confederacy seemed to have survival potential in summer 1864, but was visibly collapsing by election day in November.
“Despite his early fears of defeat, Lincoln won strong majorities in the popular and electoral vote, partly as a result of the recent Union victory at the Battle of Atlanta. As the Civil War was still raging, no electoral votes were counted from any of the eleven southern states that had joined the Confederate States of America. Lincoln’s re-election ensured that he would preside over the successful conclusion of the Civil War.”
https://en.wikipedia.org/wiki/1864_United_States_presidential_election