MICHAEL KIMMAGE is Professor of History at the Catholic University of America. He is the author of Collisions: The Origins of the War in Ukraine and the New Global Instability.

US President Donald Trump has said that First Lady Melania Trump played a key role in shifting his perspective on Russian leaderVladimir Putin, especially on the ongoing war in Ukraine.

Russian President Vladimir Putin shows no fear of US President Donald Trump's threats and is preparing to continue military operations in Ukraine until the West agrees to his peace terms, Reuters reports.

The latest bombardment in Russia’s escalating aerial campaign against civilian areas came ahead of a Sept. 2 deadline set by U.S. President Trump.

Donald Trump has said Volodymyr Zelensky should not target Moscow after reportedly privately discussing strikes on the Russian capital with the Ukrainian leader."No, he shouldn't target Moscow," Mr Trump told reporters yesterday on the South Lawn of the White House when asked if Mr Zelensky should attack the Russian capital.

US Senator Lindsey Graham responded to Donald Trump’s ultimatum regarding the war in Ukraine and warned Putin against making a mistake, reminding him how Iran was harshly punished for defying the US in the past,

Russia, however, has not taken kindly to Trump's threats. "President Trump's statements are perceived not as a signal for peace, but as a signal for the continuation of the war,"

Donald Trump has again warned Russia that it will face "secondary tariffs" and other sanctions if it does not agree to a ceasefire in Ukraine, but claimed he is "not on anybody's side" in the conflict

Huge workforce shortage due to attempted invasion and a declining birth rate has Moscow scrambling to fill the labor gap

Angela Stent, senior fellow at Brookings Institution, says Russian President Vladimir Putin counted on Chinese President Xi Jinping's support when he invaded Ukraine – and continues to count on Beijing's economic support and diplomatic support on a global stage.