Words meaning failure are connected to the words meaning black--he is explaining how even the language is set to expect failure from blacks.
This quote is from Great Debaters and Tolson is speaking to the students that didn't make the debate team. He lists words meaning failure that have a root word connected to the word "Negro". He follows by stating they should make their own dictionary--meaning they need to not let expectations stop them from being successful.
Julius and Ethel Roseburg were considered as reds, or communist during this period of time. This was during the period which we call “McCarthyism” which suggested that their were communist in the government and get this throughout the United States.
Mecca was an important city for Arabs on the Arabian Peninsula before Islam because it was a pilgrimage site. During the 4th century, pilgrims flocked to the city of Mecca to perform an act of ritual on a small square building called Ka'aba (a cube in Arabic). Pilgrims would walk seven times around the Ka'aba to worship idols that were scattered inside the cube. Inside the cube there is also a sacred and ancient black stone that pilgrims also pay tribute to when they do their rituals in the Ka'aba.
Aside from this fact, Mecca served also as a trading post for caravans passing through the route from the Indian Ocean to the Mediterranean.
The United States joined with their superior air-force and kept bombing Germany constantly and when they managed to liberate Europe then they focused on bombing Germany and ruining them strategically and economically. This was combined with ground troops from all sides which made Germans surrender completely.