There are lots of options, many highlighted elsewhere on this blog. Here is a summary Op Ed piece from the New York Times to inspire you. And remember, if you wanted to know how you’d have responded to the Holocaust, or to the internment of the Japanese Americans — you are doing it now. Act.
https://www.nytimes.com/2019/06/24/opinion/border-kids-immigration-help.html
OWLS Unite Families 