After President Donald Trump threatened to impose "very severe" economic penalties against Vladimir Putin's Russia if he doesn't agree to a ceasefire in Ukraine within 50 days, the Trump administration has so far declined to provide many additional details about the consequences Russia will face or why he picked the deadline he chose.

The Kremlin has been rocked by the news that a once staunch ally is considering an exit from a Russian-led military coalition. The Collective Security Treaty Organization (CSTO), often seen as Russia's answer to NATO,

Putin’s historic task, as he saw it, was to restore Russia as a major actor on the international stage. At the 2007 Munich Security Conference, he approached the West without any deference, reproaching the United States and its allies for “unilateral and frequently illegitimate actions” that had “caused new human tragedies and created new centers of tension.

Russia has responded to President Trump’s new hardline Ukraine policy with a mix of defiance and veiled threats. -While Kremlin spokesman Dmitry Peskov called the US ultimatum “very serious,” former president Dmitry Medvedev was more belligerent,

In an interview with DW, the mayor of Ukraine's capital Kyiv, Vitali Klitschko, explains what he thinks of US President Donald Trump's recent 50-day ultimatum to Russia. In 50 days more civilians could die,

Officials have warned Russian President Vladimir Putin that a demographic crisis could mean the country he leads will be short millions of workers by the end of the decade.

Trump's threat against Russia runs parallel to a Senate-led effort to pass crippling sanctions on countries that buy Russian energy.

Putin ally warns Moscow will launch preventative strikes against the west ‘if necessary’ - Russian air defence units destroyed 122 Ukrainian drones overnight that targeted the capital Moscow, official

US President Donald Trump is dissatisfied with Kremlin leader Vladimir Putin’s actions regarding Ukraine. While he always hopes diplomacy will succeed, he is also a realist, states US State Department spokesperson Tammy Bruce.

Melania Trump has highlighted Russia's continued attacks on Ukraine in private conversations, President Trump said on Monday.

President Trump has effectively handed Vladimir Putin an extraordinary green light: 50 days to finish off his brutal summer offensive in Ukraine before facing any consequences.