US president will meet with G7, Queen Elizabeth II, NATO, and European Union before summit with Russia's president; says tour part of a 'defining' battle for democracy

Prison service insists Kremlin critic's condition is 'satisfactory,' despite outcry over his deteriorating health

Kyiv's allies vow support as fears grow over massive Russian military buildup on border and an uptick in clashes with separatists

Estonian intelligence agency says Kremlin thinks pandemic will facilitate emergence of populist and extremist groups, is 'prepared to add fuel to the flames' with smear campaigns

As fight over Navalny imprisonment intensifies, Foreign Minister Sergey Lavrov says Moscow doesn't want to be isolated, but is ready to retaliate if EU action hurts its economy

EU foreign chief warns Moscow that jailing of opposition leader leaves relations 'at a low point'

The sanctions, including a travel ban and asset freeze, mark the first time that Brussels has used such measures to retaliate for online aggression

If US, EU don’t return to compliance with 2015 accord, it should be considered ‘no longer existing,’ says Moscow's top diplomat after meeting with Iranian counterpart

But alliance chief also places blame for demise of INF treaty on Moscow, expresses support for Washington

Officials detail alleged disinformation campaign meant to undermine bloc's parliamentary elections, such as fake Twitter account spreading false info that EU has Nazi roots