Attendees at Monday's casket-viewing praised the late Supreme Court justice as a "brilliant man" who was devoted to the rule of law.
Kagan dissented strongly in the June 27 case and said Thursday she was writing for the future.
In a blistering dissent read from the bench, the Supreme Court justice said extreme gerrymandering could render elections "meaningless."
The congressman has a long history of incendiary and offensive remarks.
In her withering dissent in Janus v. AFSCME, the justice said her colleagues ignored precedent and "weaponized" the First Amendment.
The Supreme Court curbed the ability of immigrants held in long-term detention during deportation proceedings to argue for their release.
Justice is served on a cafeteria tray.
"If only Janet Yellen had a line of lavender sheath dresses."
Even some of the more liberal justices signaled the state of Missouri may have gone too far against a religious school.
Worse, this behavior even carries through to advocates who appear before the Supreme Court.
Five of the eight justices turned out for the speech and turned into Twitter hits.
Under a sweeping North Carolina law, a man was convicted after declaring "God is good" on Facebook.