The Minnesota maverick and Vietnam War critic challenged the sitting president, Democrat Lyndon Johnson. He energized young voters as never before.
To his followers, RFK was an almost messianic figure. But he was killed just as his bid for the Democratic nomination appeared to be succeeding.
The Republican candidate promised to end the Vietnam War and to restore law and order to a nation wracked by racial violence. Nixon's slick media campaign became a blueprint for presidential politics to follow.
The sitting vice president won the Democratic nomination and ran a surprisingly competitive campaign without much support from LBJ.
The 1968 presidential contest was marked by surprising turns, tragic violence and a momentous outcome. Three major forces shaped these events: a controversial war, fractious race relations, and the rising power of television.