What issue-oriented interest group fights in and out of court to protect individual rights?

The American Civil Liberties Union (ACLU) is a prominent issue-oriented interest group that fights in and out of court to protect individual rights. It focuses on defending civil liberties and constitutional rights, addressing issues such as free speech, reproductive rights, and racial justice. Through litigation, advocacy, and public education, the ACLU works to uphold and expand the rights of individuals against government and institutional overreach.