Original sentence: In 1969, a group of American Indians from many different tribes, calling themselves United Indians of All Tribes (many were relocated to the Bay Area under the Federal Indian Reorganization Act of 1934), occupied the island, and proposed an education center, ecology center, and cultural center
Edited sentence: In 1969, a group of American Indians from many different tribes, calling themselves United Indians of All Tribes (many were relocated to the Bay Area under the federal Termination program), occupied the island, and proposed an education center, ecology center, and cultural center