Ukraine's air force said it had shot down 24 of 26 drones launched from Russia overnight over four regions, according to a statement posted on the Telegram messaging app.
Falling debris in the southern Odesa region injured one person and damaged 20 homes and four garages, according to regional governor Oleh Kiper.
Drone debris in the southern region of Mykolaiv caused a fire at a food enterprise that was put out, regional governor Vitaliy Kim said.
The governor of the westerly Ivano-Frankivsk region, Svitlana Onyshchuk, said authorities were dealing with the attack's aftermath, but did not disclose details, except to say no one had been injured.
Ukraine's energy ministry said Russia had attacked energy infrastructure in six regions over the past day, and damaged industrial infrastructure in the Ivano-Frankivsk region.
The governor of the central Khmelnytskyi region reported no damage following the attack.
The air force revised an earlier statement to exclude a reference to air defences being activated in the Kherson region, in the south.
Ukrainian President Volodymyr Zelenskyy marked Independence Day on Sunday alongside Canadian Prime Minister Mark Carney, who said Ukraine would receive more than C$1 billion ($723 million) in military aid from a previously announced package next month.
Israeli planes and tanks pounded the eastern and northern outskirts of Gaza City overnight Saturday to Sunday, destroying buildings and homes, residents said, as Israeli leaders vowed to press on with a planned offensive on the city.
The Pentagon is working on plans to deploy the US military to Chicago as President Donald Trump says he is cracking down on crime, homelessness and undocumented immigration, the Washington Post reported on Saturday.
Thousands of Australians joined pro-Palestinian rallies on Sunday, organisers said, amid strained relations between Israel and Australia following the centre-left government's decision to recognise a Palestinian state.
North Korean leader Kim Jong Un supervised the firing of new air defence missiles to test their combat capability, state media KCNA reported on Sunday.