Final answer:
The US foreign policy during and after the Spanish American War was imperialism.
Step-by-step explanation:
During and after the Spanish American War, the foreign policy the US was using was imperialism. Imperialism is a policy where a powerful country extends its influence or control over a weaker nation. The US acquired territories such as Puerto Rico and the Philippines, and established military and economic dominance in these regions.
After the war, the US continued to pursue a policy of imperialism, seeking to expand its influence and control in other parts of the world. This included interventions in countries like Cuba, Panama, and Nicaragua, and the establishment of colonies and military bases in various regions.
Therefore, imperialism was the foreign policy the US used during and after the Spanish American War.
Learn more about US foreign policy during and after the Spanish American War