<span>By gradually building up the sea power of the US Navy.</span>
1941 and 1945, across German-occupied Europe, Nazi Germany and its collaborators systematically murdered some six million Jews, around two-thirds of Europe's Jewish population.[a][c] The murders were carried out in pogroms and mass shootings; by a policy of extermination through work in concentration camps; and in gas chambers and gas vans in German extermination camps, chiefly Auschwitz, Bełżec, Chełmno, Majdanek, Sobibór, and Treblinka in occupied Poland
Food, Clothing, and medical attention. The slaves first needed care then places to live and work to make money.
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."