The DOJ is fighting to have civil-rights era cases dismissed in an effort to segregate the schools again. They have claimed that racism no longer exists, and so those landmark cases are no longer necessary.
Because of our huge military industrial complex generating millions of dollars for our politicians, our government seems to think the solution to every conflict is spending lots of blood and treasure.
Between the national protests, there are lots of local activities that you can be involved in, as well as other related activist groups who organize their own anti-Trump actions.