Answer:
1. China
2. Hawaii
3. 2400
4. United States
Step-by-step explanation:
These are events that occurred before and during the second world war particularly concerning the Japanese activities and the United States joining the war
To expand its territory, Japan invaded parts of CHINA in 1937.
In 1941 Japan attacked the US military base Pearl Harbor in HAWAII.
During this attack, about 2400 United States troops were killed.
In the wake of the attack on Pearl Harbor, UNITED STATES declared war on Japan