They will be very, very powerful and very bad for the countries involved,” the president warned of his secondary tariffs.

Trump’s threat isn’t just non-credible – the positive market reaction in Russia suggests it is a gift for Moscow. The 50-day ultimatum is seen not as a deadline but as a reprieve, meaning nearly two months of guaranteed inaction from the US.

Trump threatened to impose 100% secondary sanctions on Russia within 50 days if Russia doesn't wind down its attacks on Ukraine, a move supported by Sens. Lindsey Graham and Richard Blumenthal, who have been pushing for legislation to impose harsher sanctions on Moscow.