"A People's History" is a book by historian Howard Zinn that presents an alternative perspective on American history. It focuses on the experiences and struggles of marginalized groups, including Native Americans, African Americans, women, and laborers, rather than the traditional narratives centered on political leaders and military events. Zinn's work emphasizes the importance of grassroots movements and social justice, highlighting how ordinary people have shaped the nation's history. The book encourages readers to consider the voices and stories often overlooked in mainstream historical accounts, promoting a more inclusive understanding of America's past.