The Ravens Corps are a youth-led collective liberation movement and nonprofit organisation dedicated to fighting injustice in all its forms, including in US schools.
From their site...

"The Raven Corps is a youth-led movement of activists devoted to building a just and sustainable future for ALL animals and our natural world. We identify issues, organize, and take action using a consistent anti-oppression philosophy and firmly believe that we can achieve liberation for all if we join forces and strike at the roots of oppression."

You can find out more about The Raven Corps at https://www.mindovermilk.org/the-raven-corps or https://theravencorps.org
You can help fund their protest against Big Dairy in DC at https://linktr.ee/TheRavenCorps
You can also find them on Instagram at https://www.instagram.com/theravencorps/