 Kurban Bayram and Uraza Bayram are celebrated by Russian Muslims.Further Russian public holidays include Defender of the Fatherland Day (23 February), which honors Russian men, especially those serving in the army; International Women's Day (8 March), which combines the traditions of Mother's Day and Valentine's Day; Spring and Labor Day (1 May); Victory Day (9 May); Russia Day (12 June); and Unity Day (4 November), commemorating the popular uprising which expelled the Polish occupation force from Moscow in 1612.Victory Day is the second most popular holiday in Russia; it commemorates the victory over Nazi Germany and its allies in the Great Patriotic War.