The battle for Chasiv Yar is very important to Ukraine

May 9 is Victory Day in Russia, the day Russians celebrate the Soviet Union’s defeat of Nazi Germany in World War II. Everyone expected a big Russian attack this May 9.

Every weekday The Telegraph's top journalists analyse the Russian invasion of Ukraine from all angles and tell you what you need to know

The eastern city is in Moscow's sights as President Vladimir Putin tries to battle his way to a beneficial peace agreement.