Is this a huge victory for Russia? A huge dam has been destroyed in Ukraine, flooding large areas. Ukraine says Russia is to blame.
Catastrophe in Ukraine as dam is blown up

Glossary
Dam - A barrier built to stop water flowing down a river, creating a lake.
Ukraine - A country in Eastern Europe. It was invaded by Russia in February 2022.
Russia - The largest country in the world by area. It has a population of 144 million people.
Invaded - When an army enters a country or place to take it over.