2 years and don’t click the link above my answer
The Iran hostage crisis ushered in an era in which the greatest foreign policy challenges
facing the United States were the threats posed by conflicts in the Middle East. Today, the United States still finds itself facing similar threats in this region. The wars in Iraq and Afghanistan, diplomatic struggles with Iran, and the ongoing threat
of terrorism continue to create problems for the United States.
In Plessy v. Ferguson, the Supreme Court ruled that facilities that were "separate but equal" were permissible under the US Constitution.
This allowed the Jim Crow laws to develop wherein African Americans went to different schools, ate at different restaurants or in different sections, and were generally segregated from the population
They had a lot of money wasted and they lost a lot of lives during this.
