In an emotional speech, Zelensky said school children in Kharkiv in east Ukraine were learning remotely or attending classes underground in subway stations because of air raids.
The Jewish population here has united its destiny with Ukraine and is actively shaping its future," Rabbi Kamintzky declared.
Under Ukraine’s constitution, the transition of power would default to the chairman of Ukraine, who would absorb the responsibilities of the role.
Russian accounts said its forces had repelled Ukrainian attacks in eastern Donetsk region, including around Bakhmut.
There were no changes in position to the north of Bakhmut, and Ukrainian forces remained engaged in heavy fighting west of Bakhmut and near Lyman, further north in Donetsk region.
In one tweet, the ministry compared Russia to a snake eating its own tail.
In Ukraine's east, Maliar said Russia forces were trying to dislodge Ukrainian forces from established positions.
"It is clearly cheaper, once and for all, to close off to the terrorists paths of supply of components of terror than constantly spending on ever newer missiles for air defence," Zelensky said.