Context: Arizona, south of the Gila River was legally bought from Mexico in the Gadsden Purchase on June 8, 1854. Tucson became a part of the United States of America, although the American military did not formally take over control until March 1856. In 1857 Tucson became a stage station on the San Antonio-San Diego Mail Line and in 1858 became 3rd division headquarters of the Butterfield Overland Mail until the line shut down in March 1861. The Overland Mail Corporation attempted to continue running, however following the Bascom Affair, devastating Apache attacks on the stations and coaches ended operations in August 1861.[citation needed]

Question: What was the date when Arizona was bought?
Answer: June 8, 1854

Question: What year did the Overland Mail Corporation end operations?
Answer: 1861

Question: What was the name of the deal in which Arizona was bought?
Answer: Gadsden Purchase

Question: Arizona is south of which river?
Answer: Gila River

Question: In what year did Tuscon become a stage station?
Answer: 1857

Question: When was the Gadsden Purchase?
Answer: June 8, 1854

Question: Where did the US buy land from in the Gadsden Purchase?
Answer: Mexico

Question: When did the US formally take control of the Tucson area?
Answer: March 1856

Question: When did the mail stagecoaches stop running?
Answer: August 1861

Question: Why did the mail stagecoaches stop running?
Answer: devastating Apache attacks on the stations and coaches