To understand context, you should examine:

• • • Change from and/or continuity with preceding historical developments.

    • Similarities and/or differences with contemporaneous historical developments in different regions or geographic areas.

Draw upon your relevant prior knowledge and information provided during this module.

Key Concepts

KC 7.1 Growth expanded opportunity, while economic instability led to new efforts to reform US society and its economic system.

KC 7.1 1 The United States continued its transition from a rural, agricultural economy to an urban, industrial economy led by large companies.

KC 7.1.2 In the Progressive Era of the early 20^th century, Progressives responded to political corruption, economic instability, and social concerns by calling for greater government action and other political and social measures.

KC 7.1.3 During the 1930s, policymakers responded to the mass unemployment and social upheavals of the Great Depression by transforming the US into a limited welfare state, redefining the goals and ideas of modern American liberalism.

KC 7.2 Innovations in communications and technology contributed to the growth of mass culture, while significant changes occurred in internal and international migration patterns.

KC 7.2.1 Popular culture grew in influence in US society, even as debates increased over the effects of culture on public values, morals, and American national identity.

KC 7.2.2 Economic pressures, global events, and political developments caused sharp variations in the numbers, sources, and experiences of both international and internal migrants.

KC 7.3 Participation in a series of global conflicts propelled the United States into apposition of international power while renewing domestic debates over the nation’s proper role in the world.

KC 7.3.1 In the late 19^th century and early 20^th century, new US territorial ambitions and acquisitions in the Western Hemisphere and the Pacific accompanied heightened public debates over America’s role in the world.

KC 7.3.2 World War I and its aftermath intensified ongoing debates about the nation’s role in the world and how best to achieve national security and pursue American interests.

KC 7.3.3 US involvement in World War II transformed American society, while the victory of the United States and its allies over the Axis powers vaulted the US into a position of global, political, and military leadership.