It started in the 1880's.
Explanation:
Spanish missions were explicitly established for the purpose of religious conversion and instruction in the Catholic faith. However, the mission system actually served as the primary means of integrating Indians into the political and economic structure of Florida's colonial system.
Answer: they worked to produce goods that were sold and traded which resulted in a boom in trade with the north as the north needed things the south had but it was the slaves making the things the south had.
The correct answer is C) It restructured tribal governments.
The Great Depression improve the Native Americans' organization in that it restructured tribal governments.
But also Native Americans were impacted by government interventions in that the Bureau of Indian Affairs created reservation jobs for Native Americans to improve the tribal economy.
The Bureau of Indians Affairs was formed on March 11, 1824, by John C. Calhoun. Since its conception, the Bureau protects the assets and enhanced the quality of life of American Indians. That is what the Bureau did during the Great Depression in America that began in October 1929, after the stock market crash in which thousands of people lost their jobs, many companies closed, and banks went into bankruptcy.