Blacklisting ships in the fleet would represent the first U.S. sanctions on Moscow since Trump returned to the White House in January.

Donald Trump’s administration is considering additional sanctions on Russia’s ‘shadow fleet’ of oil tankers if President Vladimir Putin does not agree to a ceasefire in Ukraine by Friday. Blacklisting vessels in the fleet would mark the first time the US has imposed sanctions on Moscow since Trump returned to the White House in January.

Russia has until Friday to meet a ceasefire deal with Ukraine before President Trump says he'll impose economic sanctions.

Russian oil exporters are predicted to take in $153 billion this year, according to the Kyiv institute. Fossil fuels are the single largest source of budget revenue. The imports support Russia’s ruble currency and help Russia to buy goods from other countries, including weapons and parts for them.

U.S. President Donald Trump said on Tuesday he would increase the tariff charged on imports from India from the current rate of 25% "very substantially" over the next 24 hours, in view of New Delhi's continued purchases of Russian oil.

Indian experts believe the U.S. president is trying to gain short-term leverage in trade negotiations with New Delhi.

Putin's determination to keep going is prompted by his belief that Russia is winning and by scepticism that yet more U.S. sanctions will have much of an impact after successive waves of economic penalties during 3-1/2 years of war,

Steve Witkoff is visiting Moscow this week - is it a sign that an agreement between Russia and the US to end the fighting in Ukraine could yet be reached?

US President Donald Trump 's peace envoy, Steve Witkoff, is expected to travel to Moscow imminently ahead of Friday's deadline for Russia to agree a ceasefire with Ukraine.

U.S. President Donald Trump's special envoy Steve Witkoff is expected to visit Russia on Wednesday, state news agency TASS said on Monday, citing Russian and U.S. sources. Trump has set a deadline of Friday for Russia to agree to end the Ukraine war or face new sanctions.

Ukrainian President Volodymyr Zelensky said he held a "productive conversation" with his US counterpart Donald Trump on Tuesday ahead of a trip by Washington's Special Envoy Steve Witkoff to Moscow this week.