Most of you, I'm sure, have heard of Kennewick Man. Discovered a decade ago in Washington, the 9,300-year-old skeleton is as notable for its legal discoveries as scientific ones.
Long story short: Scientists wanted to study the skeleton, American Indian tribes in the region said the bones belonged to them as part of the NAGPRA law, and they wanted to re-bury them. The government sided with the American Indians. This is America, so the scientists sued.