Ключевые слова: 3d, 3d illustration, 3d rendering, american, background, banner, bokeh, celebration, convention, day, demand, demonstrate, demonstration, event, federal, flag, freedom, happy, holiday, illustration, international, labor, labor day, manifest, march, nation, national, parade, patriotic, patriotism, pattern, peaceful protest, picket, pledge, politics, poster, sign, signs, slogan, symbol, symbolic, template, transparency, transparent, united, usa, worker,