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.
Israel and the United States are both determined to thwart Iran's nuclear ambitions and its "aggression" in the Middle East, Israeli Prime Minister Benjamin Netanyahu said on Sunday following a meeting with US Secretary of State Marco Rubio.
France said on Sunday it would host a summit of European leaders on Monday to discuss the Ukraine war and European security as the continent tries to respond concretely to US President Donald Trump's unilateral approach to the conflict.
An Israeli airstrike killed three policemen east of Rafah in the southern Gaza Strip on Sunday, the Hamas-run interior ministry said, calling it a breach of the fragile January 19 ceasefire.
At least 18 people died in a stampede at the main railway station in India's capital New Delhi on Saturday night, the chief minister of the capital territory told reporters early on Sunday.