By Thomas Kaplan

DENVER — Sen. Barack Obama accepted the Democratic nomination for president on Thursday, vowing that “it’s time for us to change America” after what he called the failed presidency of George W. Bush ’68.

Before countless Elis in front of their televisions and an energized crowd of tens of thousands at a football stadium here, the 47-year-old cast himself in sharp relief to the presumptive Republican nominee, Sen. John McCain of Arizona, on policy matters foreign and domestic.

Obama, the junior senator from Illinois, called on the American people to muster the courage to restore what he called an American promise fallen under siege by the Bush administration. [Read more →]