Question: The ancestors of the modern day Mashantucket Pequot Tribe lived in what states?

Context paragraphs:
Montaukett: The Montaukett or Montauk people are a Native American tribe of Algonquian-speaking people from the eastern end of Long Island, New York.  They are related in language and ethnicity to the Pequot and Narragansett peoples who lived across Long Island Sound in what is now Connecticut and Rhode Island.  Native relics and ruins of early settlements are visible at Theodore Roosevelt County Park, just east of the village of Montauk, New York.

Ledyard, Connecticut: Ledyard is a town in New London County, Connecticut, United States, located along the Thames River.  The town is named after Colonel William Ledyard, a Revolutionary War soldier who was killed at the Battle of Groton Heights.  The population was 15,051 at the 2010 census.  The Foxwoods Resort Casino, owned and operated by the Mashantucket Pequot Tribe, was located in the northeastern section of Ledyard, until the land was annexed by the tribe.  Ledyard's zip code is 06339.  Within the southwestern area of Ledyard is the district known as Gales Ferry, which has the postal code 06335.

Mashantucket Pequot Tribe: The Mashantucket Pequot Tribal Nation is a federally recognized Native American nation in the state of Connecticut.  They are descended from the Pequot people, an Algonquian-language tribe that dominated the southern New England coastal areas.  Within their reservation in Ledyard, New London County, the Mashantucket Pequot own and operate Foxwoods Resort Casino.  As of 2012, it is the world's largest resort casino in terms of gambling space and number of slot machines.

Connecticut Indian Land Claims Settlement: The Connecticut Indian Land Claims Settlement was an Indian Land Claims Settlement passed by the United States Congress in 1983.  The settlement act ended a lawsuit by the Mashantucket Pequot Tribe to recover 800 acres of their 1666 reservation in Ledyard, Connecticut.  The state sold this property in 1855 without gaining ratification by the Senate.  In a federal land claims suit, the Mashantucket Pequot charged that the sale was in violation of the Nonintercourse Act that regulates commerce between Native Americans and non-Indians.

Foxwoods Resort Casino: Foxwoods Resort Casino is a hotel and casino complex owned and operated by the Mashantucket Pequot Tribal Nation on their Mashantucket Pequot Indian Reservation, within Ledyard, Connecticut.  Including six casinos, the resort covers an area of 9,000,000 sqft .  The casinos have more than 380 gaming tables for blackjack, craps, roulette, and poker and have more than 4,700 slot machines.  There are several restaurants within the casinos, among them a Hard Rock Cafe.

Richard Arthur Hayward: Richard Arthur Hayward (born November 28, 1947 in New London, Connecticut) also known as Skip Hayward, was the tribal chairman of the Mashantucket Pequot Tribe for 23 years, from 1975, when the first election was held, until November 1, 1998.  He was replaced by Kenneth M. Reels.  Before becoming the tribal chairman, he worked as a pipefitter and lived in Stonington, Connecticut.  In 1994 University of Connecticut awarded him an honorary degree.

Pequot: The Pequot (pronounced ) are a Native American people of the U.S. state of Connecticut.  Modern Pequot and their descendants are members of the federally recognized Mashantucket Pequot Tribe, four other state-recognized groups in Connecticut, and the Brothertown Indians of Wisconsin.  They traditionally spoke Pequot, a dialect of the Mohegan-Pequot language which became extinct in the early 20th century, though revival efforts are underway.

Mashantucket Pequot Museum and Research Center: The Mashantucket Pequot Museum and Research Center is a museum of Native American culture in Mashantucket, Connecticut, owned and operated by the Mashantucket Pequot Tribal Nation.

Mohegan: The Mohegan are a Native American people historically based in present-day Connecticut; the majority are associated with the Mohegan Indian Tribe, a federally recognized tribe living on a reservation in the eastern upper Thames River valley of south-central Connecticut.  It is one of two federally recognized tribes in the state, the other being the Mashantucket Pequot whose reservation is in Ledyard, Connecticut.  There are also three state-recognized tribes: Schaghticoke, Paugusett, and Eastern Pequot.

Tom Tureen: Thomas Norton Tureen (born 1945) is an American lawyer and entrepreneur known for his work with American Indian tribes.  While an attorney with the Native American Rights Fund he pioneered the use of the Nonintercourse Act to obtain return of tribal lands lost 180 years earlier and federal recognition for previously non-federally recognized tribes.  Tureen successfully litigated Joint Tribal Council of the Passamaquoddy Tribe v. Morton (1975), which established that the federal government has a trust responsibility to protect the land of all tribes, including those not previously recognized.  Between 1972 and 1983 he helped obtain federal recognition for and the return of over 300,000 acres to five New England tribes.  Tureen’s work on behalf of the tiny Mashantucket Pequot Tribe in Connecticut led to the creation of the Foxwoods Resort Casino, one of the largest casinos in the world.  He arranged the acquisition of Dragon Cement, New England’s only cement producer, by the Passamaquoddy Tribe (whose members in 1960 were the poorest people east of the Mississippi); the acquisition of Phoenix Cement by the Salt River Pima Maricopa Indian Community (now the leading supplier of cement and concrete in Arizona); originated 250 MW Moapa Solar, the first utility scale solar project in Indian Country and had lead responsibility for the creation of a partnership controlled by the Morongo Band of Mission Indians that holds an option to acquire a $400 million interest in an electric transmission upgrade in Southern California.

Supporting paragraphs: Montaukett Pequot
Answer: Connecticut and Rhode Island