"It's important to love who you love, amazing what people are doing out here, supporting each other," said spectator Abagail Lawson.
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For Lana Patel, it's about representation for the South Asian queer and trans communities.
"It's so important to be out here we need representation, I think it's a turning point in our country where we are seeing the full spectrum of the rainbow," said Patel from Parivar Bay Area.
VIDEO: Thousands expected to attend Silicon Valley Pride parade, festival over weekend
Thousands expected to attend Silicon Valley Pride parade, festival
"Today's a celebration of everyone being authentically who they are and getting to celebrate that," said Cindy Chavez, San Jose mayoral candidate.
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This parade was also a reminder of human rights, which many are still fighting for.
"They're taking away women's rights -- reproductive rights. We can't allow that to happen. That's why we are here to stand strong together," said Santa Clara City Councilmember Anthony Becker.
This parade started in 1977.
RELATED: San Francisco Pride Parade and Celebration | Watch ABC7's coverage
"It's a great day. This parade is getting bigger every year, a good sign," said State Senator Dave Cortese.
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We found newlyweds Jimmy and Jamie Cruz just hours after they tied the knot.
"Today's a celebration of love. We decided to do it. We love each other. Why not do it on Pride?" said Jamie Cruz.