https://www.pewresearch.org/short-reads/2026/05/15/a-majority-of-americans-say-the-countrys-best-years-are-behind-us/ https://www.pewresearch.org/wp-content/uploads/sites/20/2026/05/SR_26.05.15_americas-future_topic.png?w=1024 Pew Research Center en 2026-05-15T09:55:16-04:00 A majority of Americans say the country’s best years are behind us