The 19th amendment gave women the right to vote in US elections. This law was passed in 1920.
Flappers were women during the 1920's who abandon tradition. Before this time, women were expected to wear long dresses similar to the ones worn in the Victorian era in Europe. Instead, flappers were dresses that were shorter (usually showed their ankles or knees). Along with this, flappers loved to listen to music, got short hair cuts (also called a bob cut), and partied in speakeasies.
During the 1920's, jazz exploded onto the scene thanks to the Harlem Renaissance. Thanks to musicians like Louis Armstrong and Duke Ellington, jazz music became one of the most popular types of music in the United States. This jazz music was played in several different venues. This include speakeasies and clubs devoted to jazz like the famous "Cotton Club."
The Native Americans felt intrigued by how the Europeans acted, and they also felt that they were hostile. The Europeans, wanted to settle down and create new colonies, and they were also unaware that Native Americans wanted them off their homes. It was total chaos between Caucasians and Native Americans.
The stalemate continued for so long in World War I because of technological advancement, new types of warfare, new types of weapons, incompetent generals, and the similarity of strength of both sides. These reasons contributed to the long stalemate and long bloodshed between Central and Allied Powers.