The historic nomination takes on significance, because it comes at a time when women's rights are under attack by Republicans in state after state across this country.
Rep. Alan Grayson, the Rev. Jesse Jackson, and Jim Hightower were among the cavalcade of progressives who made appearances.
"A woman being elected to office is not just about that woman's achievement but what it means in the lives of the women in the nation."
"When a young black life is cut short, it's a personal loss, but it's also a loss that diminishes all of us."
It was a speech that delivered an eloquent and profound truth about the stakes of the presidential outcome.
The Virginia Supreme Court struck down the governor's restoration of voting rights for ex-felons. But McAuliffe has a back-up plan.
"We have begun a political revolution to transform America and that revolution - our revolution - continues," said Sanders, to prolonged, thunderous applause.
"Winning in a landslide" is needed now more than ever; don't count out the American people in seeing with new eyes, and what's at stake in November.
"We must see ourselves and our unions as the labor component of a much bigger progressive coalition."
Kaine pushed the political envelope of Virginia, an erstwhile red southern state, in a progressive direction - and won; everyone agrees he's a sincere, nice guy.