This document discusses America's history of anti-immigrant attitudes and policies. It provides context on the Bracero Program that allowed Mexican agricultural workers, the subsequent maquiladora industry, and the North American Free Trade Agreement. It also examines "right to work" laws and their impacts. The document seeks to define different immigration categories and debunk common myths about undocumented immigrants, noting that research shows immigrants contribute more in taxes than they use in services and fill important gaps in the labor market.