Ukraine’s army says it is continuing its counteroffensive around Klishchiivka in eastern Ukraine after announcing its forces have recaptured the key village.
“For an effective air force, we need a total of around 160 combat jets,” Mr Zelensky said in a television interview with Portugal’s public broadcaster.
At least 500 children have been killed so far in Ukraine by the Russian military since Moscow invaded the country more than 17 months ago.
President Volodymyr Zelensky has invited Chinese President Xi Jinping to visit Ukraine.
The prime minister embraced Mr Zelensky as he arrived at Stansted Airport on just his second overseas visit since the war broke out.
Mr Zelensky stressed that a meeting with Mr Putin made no sense.
Mr Niinisto arrived in Ukraine on Tuesday for his first visit since the beginning of the Russia-Ukraine conflict.
“We are determined to make sure that Ukraine has what it needs to succeed on the battlefield.”
NATO promised more arms and equipment for Ukraine to help restore power supplies cut by Russian strikes.
The journalists were banned by the Ukrainian military not to report from the recently recaptured Kherson region.
