Unverified50% confidenceFactExact time

Robert Putnam documented the sustained decline of civic associational activity in the United States in Bowling Alone (2000).

1

Sources

50%

Confidence

Long-term

Relevance

9/29/2026

First Seen

Sources

The Death of the American Host: Why Home Dinner Parties Are Disappearing

Related Entities

Robert Putnamperson Bowling Aloneconcept

Related Claims

Unverified社会学家罗伯特·帕特南在《独自打保龄》（2000年）中记录了美国社区纽带自20世纪70年代以来的系统性衰退74% similar Unverified林肯在葛底斯堡演说中刻意回避联邦（Union）一词而反复使用国家（nation）52% similar

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