US poll data on 250th anniversary: deep pessimism and divided views on founding principles (legrandcontinent.eu)

• 47% of Americans say US has strongly moved away from founding principles; 17-point increase since 1976.
• 37% say political violence may be necessary; 82% see serious threat to democracy.
• 53% optimistic about future, but 59% lack confidence for next generations.
• Slavery (24%) is greatest historical shame; Republicans more ashamed of Biden’s 2020 win (27%) than slavery (20%).
• Freedom (25%) is top US value; Republicans prioritize freedom, Democrats equality.

"On July 4, 2026, Le Grand Continent compiled US polling data for the 250th anniversary. 47% of Americans believe the country has moved far from its founding principles; 37% see political violence as possible; 82% view democracy as seriously threatened. Despite 53% optimism about future, 59% lack confidence for next generations. Slavery (24%) is cited as biggest historical shame, but Republicans are more ashamed of Biden’s 2020 victory (27%) than slavery (20%). Freedom (25%) is the top value representing the US."