<span>The answer is A. It prevented Islam from expanding into western Europe</span>
The American communist emerged as committed militants within the unemployed movement. And became community leaders in liberal, cultural, and student organizations. They became a major force in several important CIO unions.
The NAACP, or National Association for the Advancement of Colored People, is an old and influential organization that seeks to protect the civil rights of minorities, especially the black population of the United States.
It was founded at the beginning of the twentieth century in 1909 with the sole purpose of fighting for the rights of African Americans, working mainly in the area of education and the judiciary, with respect to protecting this minority of racist laws, such as Jim Crow, which intended to deprive blacks of possessing civil rights.
Nowadays, the term "colored" is seem as outdated and obsolet by a great quota of the population, that prefers the terms "afro-american", "african-american" or "black".
if memory serves me, it was a border dispute with Mexico over the Texas territory. The Mexicans attacked an American patrol and that was the start of the conflict. But also idk and I could be wrong.