13) In the second half of the twentieth century, the three branches of government took action to promote the civil rights of African-American citizens.
The sent in the National Guard to integrate schools to ensure that African
Americans had access to public education

A) executive branch
B) judicial branch
C) legislative branch

b

Explanation:

It is because judiciary deals with the crimes and guards

world war i began in 1914, after the assassination of archduke franz ferdinand, and lasted until 1918. during the conflict, germany, austria-hungary, bulgaria and the ottoman empire (the central powers) fought against great britain, france, russia, italy, romania, japan and the united states (the allied powers). to new military technologies and the horrors of trench warfare, world war i saw unprecedented levels of carnage and destruction. by the time the war was over and the allied powers claimed victory, more than 16 million people—soldiers and civilians alike—were dead.

explanation:

the puritans were a group of people who grew discontent in the church of england the common unity strengthened the community.