Here is a timeline of key events in efforts by the Wampanoag Tribe of Gay Head (Aquinnah) to offer gambling in Massachusetts:

1870 – Massachusetts incorporates the town of Gay Head over the objections of the Wampanoags.

Dec. 1974 – Tribe sues town in U.S. District Court, asserting its rights to tribal land under the 1790 Non-Intercourse Act.

Nov. 1983 – After years of negotiations, tribe and town reach a settlement agreement.

Feb. 1987 – Federal government formally recognizes the Aquinnah tribe.

Oct. 1988 – Congress enacts Indian Gaming Regulation Act (IGRA).

Apr. 1993 – Tribal council votes unanimously to pursue casino gambling.

May 1994 – Tribe chooses Carnival Hotels & Casinos as a partner for proposed $150 million casino project in New Bedford.

May 1997 – Massachusetts legislature rejects casino plan; tribe explores high stakes bingo in Fall River.

Oct. 2007 – Anticipating legalization of gambling in Massachusetts, tribe joins with Seneca nation to pursue a state casino license.

Nov. 2011 – Gov. Deval Patrick signs law legalizing gambling in Massachusetts for the first time; law earmarks one of three casino licenses for an Indian tribe.

Mar. 2012 – Aquinnah tribe explores casino locations in Fall River, Freetown and Lakeville.

April 2012 – State refuses to negotiate with Aquinnah tribe, taking position that it waived its sovereignty in the 1983 settlement agreement.

April 2012 - Tribe floats plan to build a small gaming facility on Martha’s Vineyard.

July 2012 – State signs compact with Mashpee Wampanoag for a proposed casino in Taunton.

July 2012 – Tribe announces plan to convert unfinished community center in Aquinnah into a bingo hall.

Dec. 2013 – State, town of Aquinnah file suit against tribe to block its plans to build a casino.

Dec. 2014 – Tribe acquires 17 acres of land in Aquinnah from the Wiener family for $1.1 million.

Nov. 2015 – U.S. District Court rules tribe forfeited rights to offer gaming when it signed the 1983 settlement agreement.

Jan. 2016 – Aquinnah tribe drops plans to use the community center as a bingo hall.

July 2016 – U.S. District Court judge rules Mashpee Wampanoags cannot use land in Taunton to build a casino; Mashpee plan unravels.

April 2017 – U.S. Court of Appeals reverses District Court and affirms Aquinnah tribe’s right to offer gaming.

Dec. 2017 – Bureau of Indian Affairs accepts former Wiener property into trust for the Aquinnah tribe.

Jan. 2018 – U.S. Supreme Court declines to review the U.S. Court of Appeals decision.

Aug. 2018 – Tribe announces partnership with Global Gaming Solutions, owned by the Chickasaw nation, to develop a bingo hall on the Vineyard.

Feb. 2019 – Tribe announces that construction of bingo hall is under way on former Wiener property.