The legislation, which would allow the president to levy a 500% tariff on imports from countries that purchase Russian uranium, gas and oil, has gained momentum in the Senate as Trump has signaled he will escalate US action against Russia.

In a statement, NATO said NATO Secretary General Mark Rutte will be in Washington on Monday and Tuesday and meet with President Trump and key administration officials.

Ukraine’s security agency says it has tracked down and killed Russian agents who assassinated a Ukrainian intelligence officer during the week.The SBU said in a statement said the Russian agents were killed after resisting arrest.

A bipartisan U.S. bill that would hit Russia with sanctions in a bid to pressure Moscow into good-faith peace negotiations with Ukraine has gained momentum this week in Congress, but it still lacks the presidential push it needs to get over the finish line.

U.S. President Donald Trump, for the first time since taking office in January, is reportedly considering allocating new funding for military aid to Ukraine, which could amount to several billion U.S.

NATO Secretary General Mark Rutte is set to meet President Donald Trump this week on the heels of the U.S. leader announcing plans to sell NATO allies weaponry that it can then pass on to Ukraine.

Marco Rubio and Sergei Lavrov exchanged new ideas for ending the Ukraine conflict amid Trump's consideration of increased sanctions against Russia and military aid to Ukraine

A bill co-sponsored by Sens. Lindsey Graham (R-SC) and Richard Blumenthal (D-Conn.) would force Trump to impose a 500% tariff on any country that buys Russian oil, walloping nations such as India,

President Trump is weighing new funding for Ukraine for the first time since taking office in January, diplomatic sources told CBS News.

A new book alleges that President Donald Trump told donors he threatened Russian President Vladimir Putin with bombing Moscow if Russia invaded Ukraine.