Answer:
The 1848 Treaty of Guadalupe Hidalgo, forced onto the remnant Mexican government, ended the war and enforced the Mexican Cession of the northern territories of Alta California and Santa Fe de Nuevo México to the United States.
Explanation:
C, a little depressed. Brooding is close to showing deep unhappiness of thought.
The open door policy impacts lasted for decades and they have three major impacts; increase Chinese backlash against foreigners. Chinese and American conflict with Japan. Increased US interest in East Asia
Answer:
The Bombing Of Pearl Harbor
Explanation:
In 1941 isolationism was put mainly to a stop when japan bombed pearl harbor. Many Americans felt outraged and angry, many activists for isolationism now supported the war effort like Charles Lindbergh.
(I studied this topic for NHD)