The 1st of May is celebrated in Russia under the slogan Mir, Trud, May (Peace, Labor, May!). It was the day of marches and military parades, the day of the international solidarity of all working people in all Soviet cities. & Read more... http://englishrussia.com/2019/04/30/the-1st-of-may-the-holiday-of-all-soviet-working-people/