On May 20, 2022, the last Ukrainian troops surrendered at Azovstal Iron and Steel Works, a plant in the embattled city of Mariupol where Ukrainian forces held out under constant bombardment and deteriorating conditions after the beginning of Russia's full-scale invasion. Mariupol fell under siege on February 24, 2022, with thousands of civilians killed in the ensuing 86 days before the city was fully encircled and captured by Russia. Several thousand Ukrainian servicemen held their ground at the