Bozhena Denisova, 9, cries as she marches against Russia's invasion of Ukraine during a rally in Philadelphia, Pennsylvania, U.S., March 27, 2022.

People protest opposite the Russian Embassy, amid Russia’s invasion of Ukraine, in London, Britain, March 27, 2022.

People demonstrating in support of Ukraine gather outside the Houses of Parliament, amid Russia’s invasion of Ukraine, London, March 27, 2022.

A Ukrainian flag flutters as people attend the charity concert ''Yes We Care'' for Ukraine, amid Russia's invasion, in Vienna, Austria, March 27, 2022.

Viktoria Shpylchak waves a flag on top of her father Ivan Shpylchak's shoulders at a protest against Russia's invasion of Ukraine in Philadelphia, March 27, 2022.

A person holds a sign during a demonstration against Russia's invasion of Ukraine, at the Angel of Independence monument in Mexico City, Mexico, March 27, 2022.

Pro-Ukraine demonstrators display signs and hoist Ukrainian flags, during a “Stand with Ukraine” rally at the Lincoln Memorial on the National Mall in Washington, March 27, 2022.

People gather to protest against Russia's invasion of Ukraine during a rally in Philadelphia, March 27, 2022.

Ukrainians who live in Lebanon wave the colors of their national flag, during a protest against the Russian invasion of their country, in Beirut, Lebanon, March 27, 2022.

A child draped in the Ukrainian flag wraps his arms around his mother during a protest against Russia's war in Ukraine, in front of the Russian Embassy in Bucharest, Romania, March 27, 2022.

A woman wearing a flower crown poses during a protest against Russia's war in Ukraine, in front of the Russian Embassy in Bucharest, March 27, 2022.

Protesters holding dolls take part in a "mothers march" for Ukraine, in New York, March 26, 2022.

Members of Prague's Russian community hold placards reading "Stop Putin - Stop War" as they take part in an antiwar demonstration in Prague, Czech Republic, March 26, 2022, following Russia's invasion of Ukraine.

People hold up their smartphone lights during the "#YesWeCare – The Concert" to protest against Russia's ongoing war in Ukraine in Vienna, March 27, 2022.

A demonstrator holds up a placard reading "Stop gas and oil from Russia!" on March 28, 2022 in front of the Chancellery in Berlin, in a protest against the German government's energy policy and it's decision to continue fossil energy imports from Russia amid the invasion of Ukraine.

Ukrainian refugees and Moldovan citizens protest against the war in Ukraine in front of the Russian Embassy in Chisinau, Moldova, March 27, 2022.

Ukrainian refugees and Moldovan citizens protest against the war in Ukraine in front of the Russian Embassy in Chisinau, March 27, 2022.

Ukrainian refugees and Moldovan citizens protest against the war in Ukraine in front of the Russian Embassy in Moldova, March 27, 2022.

A child sketches a Ukrainian flag with markers during a “Stand with Ukraine” rally at the Lincoln Memorial on the National Mall in Washington, March 27, 2022.

Ukrainian citizens and supporters carry placards as they attend a protest against war and for peace in Ukraine, at Piazza della Repubblica, in Rome, Italy, March 27, 2022.

People protest opposite the Russian Embassy in London amid Russia’s invasion of Ukraine, March 27, 2022.

A woman wears a flower crown as she takes part in a demonstration in support of Ukraine at London's Trafalgar Square, March 26, 2022.