Which of the following was the immediate cause of the korean war in 1950?
a. the fall of china to mao zedong's communist army
b. the invasion of south korea by the north korean army
c. the division of korea into soviet and american zones
d. the occupation of korea by japan in world war 2

the invasion of South Korea by the North Korean army

The answer is B: The invasion of South Korea by the North Korean army.

The transcontinental railroad provided a means of fast transportation. it cut a 6 month trip into 6 days, created jobs for many people and encouraged immigration. the homestead act played a huge role in western expansion; it allowed settlers to begin a fresh start, and gave them land in exchange for their residence for up to five years and a small fee.