President Donald Trump may have expected a Russian shudder of fear to greet his threat of “very severe tariffs” on the country if it didn’t agree a ceasefire in Ukraine.

In response to the escalating threat, President Trump confirmed that the U.S. will send additional Patriot air defense missiles to Ukraine. He noted that the European Union would finance the purchase of what he described as "various pieces of very sophisticated" U.S. weaponry.

Senate Majority Leader John Thune says Republicans will vote on a Russia sanctions bill once Trump approves it, as pressure mounts on Moscow to negotiate peace in Ukraine.

That included a Monday joint statement from Republican Sen. Lindsey Graham and Democratic Sen. Richard Blumenthal calling Trump’s threat of ramped-up economic penalties if Russia doesn’t cut a peace deal in next 50 days “a real executive hammer to drive the parties to the negotiating table.”

Oil prices edged lower on Tuesday after U.S. President Donald Trump's 50-day deadline for Russia to end the Ukraine war and avoid sanctions eased concerns about any immediate supply disruption. Brent crude futures were down 15 cents at $69.

European natural gas fell as traders digested US President Donald Trump’s threat to hit Russia with financial penalties if there’s no deal on peace in Ukraine.

Japan expressed hope on Tuesday that U.S. President Donald Trump's announcement on a Ukraine arms deal and potential secondary tariffs on Russia would lead to a just and lasting peace between the two countries.

Drones that kill other drones. These machines swarm the skies in vast numbers. They're cheap, they're deadly and they're among the main reasons Ukraine believes it can hold out against advancing Russian forces this year and even beyond,