On May 17 , Norway erupts in a sea of red, white, and blue as the country celebrates Syttende Mai (Norwegian Constitution Day) —the world’s most vibrant national day. In 2025, Norway marks 211 years since signing its democratic constitution in 1814, blending proud traditions with modern inclusivity. This year’s theme— "Felles feiring" (Celebrating Together) —highlights unity in a changing Norway, from Oslo’s grand parade to tiny Arctic villages. Why Syttende Mai Stands Out Oldest European constitution still in use (signed in 1814, inspired by American/French revolutions). No military displays : Unlike most national days, Norway celebrates with children’s parades , music, and ice cream. Global participation : From Minnesota to Dubai, Norwegians abroad wear bunads and wave flags. 2025 Theme: "Felles feiring" (Celebrating Together) 1. Honoring Diversity Immigrant inclusion : Somali-Norwegian kids marching in bunads, reflecting Norway’s 18% foreign-born population ....