US president Donald Trump has revealed where him and Vladimir Putin currently stand given his increasing frustration with the ongoing invasion of Ukraine.

"Putin really surprised a lot of people," the US president said on Sunday night. "He talks nice and then he bombs everybody in the evening."

New audio recordings obtained by CNN reveal that Donald Trump told a group of private donors he threatened to bomb Moscow and Beijing.

President Trump reveals how Russian leader 'talks nice, then bombs everybody' as the U.S. prepares to send Ukraine Patriot missiles under a NATO agreement.

President Trump discussed how he came to give up on negotiating with Vladimir Putin, during a meeting with NATO Secretary General Mark Rutte at the White House on Monday, as the U.S. agrees to sell new and more weapons to Europe and Ukraine.

Trump said there is “no reason” for Russia’s continued attacks on Ukraine and complained that reaching a ceasefire in the three-year-old war Putin launched has been “tougher” than expected, while crediting Kyiv’s forces for bravery as they’ve battled back Russia’s invasion.

Russian President Vladimir Putin said on Thursday he was going to speak to U.S. President Donald Trump later in the day.

US President Donald Trump has spoken about his wife, First Lady Melania Trump's reaction when he speaks about Russian president, Vladimir Putin.