The Azovstal iron and steelworks have become a redoubt for Ukrainian forces in Mariupol

The steelworks are in an industrial area that covers more than 4.25 sq miles (11 sq km)

Russian-controlled territory

Russian advances

3 km

3 km

3 miles

3 miles

Mariupol

Detail above

Ukrainian forces, holed up in the heavily shelled complex, are surrounded by Russians

Kyiv

Mariupol

Russian-controlled territory

Russian advances

3 km

3 miles

Mariupol

The steelworks are in an industrial area that covers more than 4.25 sq miles (11 sq km)

Ukrainian forces, holed up in the heavily shelled complex, are surrounded by Russians

Ukraine

Mariupol

Sea of Azov

Russia

Crimea

Guardian graphic. Source: The Institute for the Study of War with AEI’s Critical Threats Project. Note: latest data at 2130 GMT 19 April. Areas that ISW assesses Russian forces have operated or launched attacks against but do not control