Abstract

Dropped economic developments in the United States, especially after the end of the American Civil War in 1865 cast a shadow on all levels and perhaps thought and policy and one of the most important sectors that have influenced and affected by this significant progress, since met social, religious, cultural and informational factors to change the United States policy of neutrality and then isolation to openness to the outside world policy, as played such a prominent role developments in the events of that shift, to seeing new ideas appear in the American political corridors Malbutt that has become an international policy in the early twentieth century