Cnidaria is a phylum within Kingdom Animalia which consists of hydras, jellies (or jellyfish), sea anemones, and corals. All cnidarians are radially symmetrical, and there are two main radially symmetrical body types.
The stock market crash, on black Tuesday (October 29, 1929) began the Great Depression.
The Great Depression affected all groups, ages, and races of people. The Great Depression was a result of many fails within the country including the stock market, unemployment and homes being evicted. The first thing to cause the depression to begin was the crash in the stock market (GML 788). For years before the depression began, the stock increased and people invested a good amount of money to the stock and companies. They relied on the money from stocks and made a living off the stock market (Lecture, Great Depression). In 1930, the economy was beginning to fail and people lost many jobs.