National characteristics, American 4 African American legislators -- 2 Biography 2 Forecasts 2 Twenty-first century -- 2 American 1 Barack, Obama 1 Civilization -- 1 Civitization -- 1 Congress -- 1 English fiction 1 Ex-convicts 1 Forecasting -- 1 Ideals (Phisolophy) 1 Ideals -- 1 National characteristics -- 1 National characteristics,American 1 Obama,Barack 1 Social conditions -- 1 Social values -- 1 United States 1 United States -- 1 United States Congress Senate -- 1 Widowers 1 philosophy 1