Volodymyr Zelenskyy
Seoul claimed it is because the soldiers have a "lack of understanding of modern warfare".
The Ukrainian president thinks Vladimir Putin has significant ambitions.
The Ukrainian president said Aleksandr Lukashenko rung him on the "second or third day" after Putin's invasion.
"Any talk of a compromise settlement is dangerously delusional."
"Do you think that's a sane person?" Volodymyr Zelenskyy asked.
Moscow will now be forced to respond, apparently.
"Only through strength can we together force Russia and its allies to give up terror and achieve a just peace".
The Ukrainian president also claimed his Russian counterpart is "addicted to war".
The president-elect ominously added: "I know Vladimir well. This is his time to act."
"If it continues like this, we will lose."