"There were three significant factors which pushed the bands of the Squamish "tribe" towards Amalgamation in 1923."
(1) the influence of Squamish leader Andrew Paull and an organization called the Allied Indian Tribes of British Columbia (the "Allied Tribes"),
(2) expectations of revenue from the sale of reserves in Burrard Inlet, and ..."
"Then, several months later, on July 17, 1923, a final meeting about amalgamation was held on the Mission reserve..."
The petition read:
It was the uniting of the Squamish People that have significantly contributed to the wellbeing, success, and growth of our people collectively and individually.
canlii.org/en/ca/fct/doc/…
This was the Court decision and subsequent settlement that allowed for the repatriation of the Sen̓áḵw reserve lands to the Squamish Nation.