Ivan Gutterman is a data journalist for RFE/RL's Central Newsroom in Prague.
Ukraine hit dozens of long-range bomber aircraft across Russia on June 1 with drones that were smuggled in wooden shipping crates carried on truck beds and then launched from nearby locations. An RFE/RL map shows the locations of the strikes.
An RFE/RL map shows where Ukraine's major nuclear and hydroelectric power plants are located.
Ukraine's post-Soviet population has dropped by about 45% -- from 52 million to 29 million on territory that Kyiv controls. Some seven million Ukrainians have fled, and with every year the war continues, less of them will return, according to demographers.
Ukraine’s hold on Russia's western Kursk region is loosening, months after Kyiv’s surprise incursion.
How much have the US, EU, and other allies spent on supporting Ukraine since Russia launched its full-scale invasion in 2022?
A military hospital database obtained exclusively by RFE/RL offers additional evidence of soldiers from more than a dozen nations who have fought for the Kremlin in Ukraine, including a notorious Bosnian Serb mercenary listed as a Russian military intelligence officer.
More than 600,000 Russian troops have been wounded in battle during Moscow’s 3-year-old invasion of Ukraine. A database from Russia's vast military hospital complex, obtained exclusively by RFE/RL, provides unique insights into Russia’s evolving efforts to cope with its casualties.
As Russians prepare to celebrate the New Year or the week of public holidays that follows, they might notice that the cost of this year’s festivities are significantly higher than last year – especially for fans of sandwiches with butter and red caviar, a traditional staple of New Year’s dinner.
Data analysts have identified suspicious voting patterns known as the "Russian tail" in Georgia's 2024 parliamentary elections. The anomalies mirror patterns seen in manipulated elections.
Russia and the U.S. may be getting closer to a renewed nuclear arms race. New START is the last remaining disarmament or strategic weapons limitation treaty between the two countries and is due to expire in 2026, with Russia already having suspended its participation.
The Middle Corridor -- a 6,500-kilometer trade route connecting China to Europe through Central Asia and the Caucasus -- has expanded since Russia’s invasion of Ukraine. But can countries work to overcome the problems that have long plagued trade between Europe and Asia?
As competition for resources in the Arctic Ocean intensifies, nations are staking claims to swaths of undersea territory where oil, gas, and other minerals could someday be found and mined. The United States has just staked its own claim -- and it did so in a way that’s raising lots of questions.
An interactive map of how territorial control has changed hands in Ukraine over the past year
Due to the invasion of Ukraine, Czech universities are banning students from Russia and Belarus from certain "critical" subjects. To continue their studies, some students write letters about their opposition to the war, while others switch to "noncritical" programs.
Thirty years ago, their city was surrounded by Bosnian Serb forces and kept under siege for nearly four years. Now, Bosnians tell RFE/RL's Balkan Service that they see the same evil repeating itself in Ukraine and want Europe and the world to do more to put a stop to it.
The most powerful nuclear bomb in history went off on October 30, 1961, over the Arctic island of Novaya Zemlya. Developed in part by Soviet dissident Andrei Sakharov, it was more than 2,000 times as powerful as the bomb dropped on Nagasaki in the final weeks of World War II.
In August 1991, a group of Soviet hard-liners locked Mikhail Gorbachev up in his Crimean dacha and tried to keep the U.S.S.R. together by force. Facing massive protests, they gave up just three days after taking power, when the first civilian blood was spilled in Moscow.
The Open Russia pro-democracy organization dissolved last week due to pressure from Russia's authorities. Here are five things you should know about the group and the measures the government took against it and its members.
Up to 1.2 million Armenians were killed in World War I-era atrocities in the Ottoman Empire. What happened in Turkey starting in 1915 and why Joe Biden became the first U.S. president to recognize the mass killings as genocide?
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