Politician from Oklahoma who became the second woman to ever serve in Congress in 1921. She was a strong proponent of Native American issues while she represented Oklahoma's 2nd district.
She spent six years in D.C. at the Office of Indian Affairs in Washington, and from there was given her own mission in the Indian Territory.
Despite serving in Congress during the passage of the 19th Amendment guaranteeing women the right to vote, she actually opposed many women's rights groups.
She was born in the Tullahassee Mission in Creek Nation, part of the Indian Territory that became the state of Oklahoma.
Jeanette Rankin preceded her in Congress, but Robertson was the first to defeat an incumbent to get there.