Three times as many Asian-Americans have been running for Congress in 2012 than in the past two elections, a nonpartisan political group says, and it's a development that portends greater changes in demographic trends and reflects the recent political awakening of a minority group long confined to the margins of American society.

Including Pacific Islanders, 30 Asian-Americans launched campaigns for Congress this year, compared with 10 in 2010 and eight in 2008, according to an APICS count.

Though several of the Asian-American candidates lost their primaries, others stand to become the first people of Asian descent in their respective states -- New York, Tennessee and Florida, for instance -- to join the legislative body.

Appearing on CNN Sunday night, U.S. Rep. Judy Chu, D-California, heralded this year's election as a potentialwatershed moment for Asian-Americans in politics.

"It's a great step forward for all of us when the people who are making the decisions about America look like America," said Chu, who in 2009 became the first Chinese woman elected to Congress. "I am so proud of these Asian-Americans who are now running."

U.S. Rep. Judy Chu, D-California, became the first Chinese-American woman elected to Congress in 2009.

But Chan is optimistic that the recent explosion of Asian-Americans in prominent positions could help dispel the stereotype and "shed light on what our communities are really about and the challenges we face." Having Asian-Americans in leadership roles, she said, could augment the group's political voice.

Yet some experts noted that the campaigns also have the capacity to show the ugliness of American racism.

"There's always