Many people may not realize that the origin of "Yes We Can!" President Barack Obama's 2008 campaign slogan, was a direct translation of rallying cries of the farm workers movement led by César E. Chávez, founder of the United Farm Workers, an organization devoted to defending the rights of farmhands and field workers across the country.

(CNN) -- Authorities in Oklahoma have arrested and charged a 23-year-old man who they say planned to blow up 48 area churches.

(CNN) -- American schools recognize African-American History Month and Women's History Month. This year, for the first time, two school districts are celebrating LGBT History Month, which started seven years ago and kicked off this year on October 1.

(CNN) -- The Columbus Day holiday is usually observed with a smattering of parades in a few cities and discount sales from retailers.

The question here could come down to whether a majority on the bench believes affirmative action has run its course -- no longer necessary in a country that has come far to confront its racially divisive past, a country that has a president who is African-American.

(CNN) -- Republican vice presidential nominee Paul Ryan said Monday that Mitt Romney's widely-applauded debate performance upped the ante for Ryan's own showdown this week.

SAN FRANCISCO—If California Gov. Jerry Brown's tax-raising ballot measure, Proposition 30, passes Nov. 6, "a lot of it will be because of the ethnic voting population," stated Mark DiCamillo, director of the Field Poll.

(CNN) -- Contraception includes condoms and birth control pills, but there are other, longer-term methods that are effective and reversible: Intrauterine devices and implants.

Heath and Rosenbaum reported that Georgia-based Kool Smiles, the biggest Medicaid dental provider, has been accused by state regulators of giving shoddy or unnecessary care to some of America's poorest kids.

LOS ANGELES – Saying that signing the bill into law could cost the state nearly $200 million, Gov. Jerry Brown vetoed AB 889, better known as the Domestic Workers Bill of Rights.