Ключевые слова: america, american, capital, celebrate, celebration, claims, class, day, employment, event, flag, force, hammer, holiday, horizontal, human, international, international workers day, job, joblessness, labor, labor day, laborers, labour, market, may, may day, message, notice, occupation, pliers, profession, professional, recession, retro, sandpaper, screwdriver, states, text, tools, unemployment, united, united states, united states of america, us, vindications, work, workers, working,