1845 Texas is annexed by the United States. 1845 Mexican and U.S. troops gather near the Texas-Mexico border. 1846 The United States declares war on Mexico. O The president of Mexico refused to withdraw troops from Texas. 1847 Mexico accepts a temporary peace settlement. 1848 The Treaty of Guadalupe Hidalgo is signed. Which of the following occurred as a result of these events? O Parts of southern Texas were returned to Mexico. The United States acquired several territories from Mexico. Mexico was forced to sell Florida to the United States.