Iran regrets Ukraine's decision to downgrade ties over the reported supply of Iranian drones to Russia, the Iranian foreign ministry spokesperson said on Saturday.
Nasser Kanaani said Ukraine should "refrain from being influenced by third parties who seek to destroy relations between the two countries", a ministry statement said.
Ukraine said on Friday that it would downgrade diplomatic ties with Iran over Tehran's decision to supply Russian forces with drones, a move President Volodymyr Zelensky called "a collaboration with evil".
Kanaani said Ukraine's decision was "based on unconfirmed reports and resulted from a media hype by foreign parties".
Military authorities in southern Ukraine said on Saturday they had shot down at least seven Iranian drones, including six Shahed-136 "kamikaze" craft, over the sea near the ports of Odesa and Pivdennyi on Friday.
These included - for the first time in Ukraine - a Mohajer-6, a larger Iranian drone, the southern military command said.
Ukrainian presidential adviser Mykhailo Podolyak said in an English language tweet on Saturday that Iran was supporting Russia "by giving modern drones to (a) backward country for the murders of Ukrainians".
One of Afghanistan's worst earthquakes killed more than 800 people and injured at least 2,800, authorities said on Monday, as helicopters ferried the wounded to hospital after they were plucked from the rubble of homes being combed for survivors.
Israel pushed tanks deeper into Gaza City and detonated explosives-laden vehicles in one suburb as airstrikes killed at least 19 people on Monday, Palestinian officials and witnesses said.
India's Narendra Modi told Vladimir Putin on Monday that India and Russia stood shoulder to shoulder even in difficult times after the Kremlin chief cast the Indian prime minister as his "dear friend" and gave him a lift in his armoured limousine.
Chinese President Xi Jinping urged leaders to leverage their "mega-scale market", while Russian President Vladimir Putin showed support for Xi's ambition for a new global security and economic order that poses a challenge to the US during a regional summit on Monday.
South Korea has suspended a military radio broadcast that transmits to North Korea as part of measures aimed at easing tensions with Pyongyang, Seoul's defence ministry said on Monday.