the cold war
If the foreign aid policy was to change some things it would have a whole different aspect of what the policy is mainly about. It may or may not be better for the other nations.
He lost the election because he has no foreign policy experience.
Signing a treaty with Russia to increase military cooperation would not be an example of U.S. foreign policy.
Imperialism
Detente
Remilitarization
This entirely depends on what policies we are talking about, be they educational policy, military policy, foreign policy, trade policy, etc.As concerns foreign policy, US foreign policy in its first few decades was NEUTRALITY, meaning that the US would stay out of long-term alliances, treaties, engagements, and wars with the major European powers.
It is unclear what this question is asking. The US marks a distinct foreign policy trajectory with every major foreign policy choice, so the choice to bomb Islamic State back in 2014 was the the most recent foreign policy established. If the question is asking what is the most recent "named" foreign policy of the United States, it would be the Obama Doctrine, which crystallized more-or-less in 2011.
Apathy or indifference towards current events would be the closest opposite of deep concern. This implies a lack of interest or involvement in what is happening in the world.
The Department of State would be the US Department that deals with US foreign policy within the executive branch.
Nazi leader Hermann Goring had approached the Polish foreign minister in 1934 concerning a joint anti-Bolshevik foreign policy. Foreign minister Beck of Poland turned that idea down. It was clear that with Stalin being Poland's eastern neighbor, such a policy would be dangerous for Poland.
At home he wanted to be together and feared that violent divisions might tear the nation apart. But his foreign policy says that it would be best to be separate from Europe and not get entangled in the affairs of them.