You are most likely referring to the assassinations of Martin Luther King Jr and Malcolm X. The impacts of both of their assassinations was that the Civil Rights movements actually grew stronger, with more African Americans and white Americans coming together to fight for equality on the streets, in Presidential elections, and through activism in Churches. Both MLK and Malcolm X were good men who fought for the rights of African Americans, and they will forever be remembered for their lasting impression on this nation, not only by other African Americans, but by all Americans.
One of the most prominent air combat fighters at the course of the second world war were the United States Air Force. In addition, the USAF has one of the latest bombing technology when it acquired the B-17 which are commonly used on bombing raids held at either day or night.
"Mein Kampf" which translates to my struggle
Climatic conditions in the southern colonies most directly influenced the development of cash crops such as tobacco and cotton, since these crops grew far more easily in the South than in the North.