The Republican leader of the U.S. Senate said on Monday the chamber could begin work this month on a bill imposing stiff sanctions on Russia - and secondary sanctions on countries that trade with Russia - over its war in Ukraine.

US President Donald Trump has suggested he could impose harsh new sanctions on Russia if he runs out of patience with the Kremlin’s slow-motion approach to Ukraine peace efforts and resistance to calls for a cease-fire.

EDWARD FISHMAN is a Senior Research Scholar at Columbia University’s Center on Global Energy Policy and the author of Chokepoints: American Power in the Age of Economic Warfare. He served as Russia and Europe Sanctions Lead and as a member of the Policy Planning Staff at the U.S. Department of State during the Obama administration.

I would expect next week that the Senate will start moving the sanctions bill,” said Graham, an ally of President Trump but also a firm backer of Ukraine’s war efforts.

A Ukrainian presidential delegation is holding meetings in the U.S. Congress to discuss measures that could compel Russia to stop the war. Sanctions must make Russia feel that continuing the war is unsustainable.

US President Trump suggested letting Russia and Ukraine fight for a while before intervening, comparing the conflict to children fighting in a park.

President Donald Trump said he’s holding off on new sanctions against Russia in order to preserve the chance for a deal with President Vladimir Putin to end the war in Ukraine.

The United States cannot fail to respond as Putin escalates his barbaric assault on innocent Ukrainians. Congress must act—immediately and decisively,” Rep. Brian Fitzpatrick (R-PA)

A bipartisan duo met with the Ukrainian president and made the case for Congress to impose harsh economic penalties on Moscow for its continuing offensive.

The United States and 10 allies say the military cooperation between Russia and North Korea flagrantly violates U.N. sanctions and has helped Moscow increase its missile strikes on Ukrainian cities

Sanctions by the United States against Russia have been prepared; Congress and the White House are ready to approve them. This was stated by the US Special Representative for Ukraine and Russia, Keith Kellogg,