The comments came in response to President Donald Trump’s claim that Ukrainian President Volodymyr Zelensky had missed several opportunities to end the war.
Also on Friday, Polish Prime Minister Donald Tusk said that Poland has joined an anti-ballistic missile coalition with Ukraine and other allies.
"In Moldova, my presidential jet was there, and that's why they attacked Moldova," Zelenskyy said. "When we went back home, again through Chisinau, they did the same."
Moscow handed over 252 corpses and received 23 bodies in the swap.
“For those who have not been under fire, this was terrifying,” Petraeus told the New York Times on Sunday. “This is the act of a truly barbaric leader trying to terrorize Ukrainian civilians.”
Denmark will summon Russia's Copenhagen ambassador to a meeting over the incident, Defence Minister Jeppe Bruus separately told broadcaster TV2.
"I don’t know what warped logic drove Putin to blow up a stationary Ukrainian locomotive on the Polish border this morning," Johnson wrote, adding that civilians endure similar strikes every day.
Russia has begun targeting Ukraine's border crossings with its Western allies in recent weeks, part of a growing campaign by both sides to erode the other's economic infrastructure.
Grand Prince Dmitry Donskoy died in 1389 and is revered by Russian nationalists for defeating the Mongol Golden Horde at the 1380 Battle of Kulikovo. His remains were uncovered in August.
Russia's FSB internal security agency said on Thursday that it had detained a former guard at the British Embassy in Moscow who collected personal data on British diplomats.
No such talks between Russia and Ukraine have taken place since February, but President Donald Trump sent his negotiators to Moscow and then Kyiv at the weekend in a bid to relaunch the process.
