USA HISTORY

Detailed explanation-1: -2105; TS 422; 11 Bevans 628). Florida had become a burden to Spain, which could not afford to send settlers or garrisons, so the Spanish government decided to cede the territory to the United States in exchange for settling the boundary dispute along the Sabine River in Spanish Texas.

Detailed explanation-2: -Minister Onís and Secretary Adams reached an agreement whereby Spain ceded East Florida to the United States and renounced all claim to West Florida.

Detailed explanation-3: -English Florida. As time passed, the English and the French threatened Spanish Florida. Before the Treaty of Paris with the English in 1763, the French threatened Spanish Pensacola.

Detailed explanation-4: -The United States now wanted control of Florida. Spain’s attempt to bring settlers to Florida failed, and by 1800 Spain’s control of Florida had weakened. Gaining control of Florida for the United States would mean gaining control of the Mississippi River. That was an important route for trade.

Detailed explanation-5: -Signed in 1819 by John Quincy Adams and Luis de Onís, the Adams-Onís Treaty between the United States and Spain gave Florida to the U.S. and established the Sabine River as the border between the U.S. and New Spain. The formation of Texas was part of a global story.