how long did the great depression last? until world war i until 1930 until world war ii until 1950; why did movie theaters become an important source of entertainment during the depression?; in what year did the great depression begin? 1919 1929 1939 1949; in the 1930s, newspaper comics entertained people by making them laugh and offering; what was a consequence of the trend between 1929 and 1933, as shown on the graph?; movie theaters lowered prices during the great depression because; which was the most widespread economic consequence of the great depression?; which was a social consequence of the great depression