In a letter signed by 200 Native Americans, the senator is asked to make a public statement addressing her native heritage claims.
"The ecological impact of Native Americans before European arrival has been debated for decades," researcher Wyatt Oswald said.
After Trump tweeted thanking "Indian Country," a debate started online about whether it was an offensive term.
No American can be comfortable with the level of violence Native American women and girls face.
"The horrifying acts of violence against hundreds of Lakota men, women, and children at Wounded Knee should be condemned, not celebrated with Medals of Honor," said Senator Elizabeth Warren, who introduced an act to have Medals of Honor rescinded from U.S. soldiers who participated in the massacre at Wounded Knee in 1890.
The Southern Sierra Miwuk Nation has been petitioning for federal acknowledgement since 1982, but the Office of Federal Acknowledgement has repeatedly declined to recognize the group as a real tribe.
Tongass National Forest is one of the largest intact temperate forests in the world, covering an area of around 16.7 million acres.
The settlement dates from the period spanning 900 to 1200 A.D.
The purchase will represent the single largest conservation deal in the history of the Pacific Northwest.
The House voted overwhelmingly to support the bill recognizing the early 20th century genocide, in which more than 1 million Armenians are thought to have been killed.
On September 25, construction crews in the process of participating in a highway improvement project unearthed bones belonging to Native Americans, bringing a halt to the construction project.
California and Nevada honor Native American Day on September 27 this year, the fourth Friday in September
At his New Mexico rally, President Donald Trump reprised his "Pocahontas" nickname for Senator Elizabeth Warren.
The findings shed new light on the history of human migration in the region and the ancestry of the people who first settled the Americas.
The deaths come just a day after Tribal Chairman Terrence "Terry" Tibbets, 60, died on Sunday following an illness.
Research has revealed fascinating new details about the ancient history of the Americas.
Amanda Crowe was a prolific Native American artist known for her expressive animal figures.
Advocates argued that Columbus celebrations whitewashed the explorer's true legacy.
A spokesperson for the Tohono O'odham tribe called the footage disturbing.
But will the government allow the industry to flourish?
"What you're doing is perpetuating hatred and segregation and stereotypical views of Native American people."
"Seeing a 7,000-year-old site that is so well preserved in the Gulf of Mexico is awe inspiring."
"I'm absolutely heartbroken."
New evidence reveals a previously unrecorded indigenous population and poses a major challenge to existing theories about the earliest Americans.
"I take it as a personal insult," a professor and Navajo Nation citizen told Newsweek.