Cite other cases that come to simular conclusions.
On 28 August 1963, more than 200,000 demonstrators took part in the March on Washington for Jobs and Freedom in the nation's capital. The march was successful in pressuring the administration of John F. Kennedy to initiate a strong federal civil rights bill in Congress.
Answer:
The Gadsden Purchase
Explanation:
It later became part of New Mexico and Arizona
Well back then Spain had a powerful government