What was the purpose of spirituals?

Was the Russian revolution the fulfilment of Marx's predictions? What was army mos 76r20 in 1967? Who was naval academy commandant 1974? Who said of the pearl harbor attack--we'll bring them to their knees? Can you use the word juggler in a sentence? What is considered the most glorious era in Greek history? What is the name of the radio program broadcast on October 30 1938 which scared large parts of America? Does the aramiac language and its people still exist? Who where the presidents who served in congress before becoming president of the US? What is group of five people called? What were the differences from the Salem witch trials to the Holocaust? What was metallurgy well known by the Gupta for and can be attested to? What was the outcome of the war of devolution? What is the period of western European history form the fall of Rome until about the eleventh century often called? What did Anne frank bathe in? Where did Amelia Earhart spend her later life as a woman? The French Revolution results in? When did Battle of Prosperous happen? When did Romans were clothes? When and where did baseball player Jay Rogers die?