The extermination of millions people , including 6 million Jews, was called Holocaust fascism Japanese Internment Camps Reichstag

## Step 1<br />The question is asking for the term that refers to the extermination of millions of people, including 6 million Jews, during World War II. This event is a significant historical event that took place during the Holocaust.<br />## Step 2<br />The Holocaust was a systematic, state-sponsored genocide carried out by Nazi Germany and its collaborators. It involved the murder of six million Jews, along with millions of others, including Romani people, disabled individuals, Polish people, Soviet prisoners of war, and others.<br />## Step 3<br />The other options provided, such as fascism, Japanese Internment Camps, and Reichstag, are related to World War II but do not specifically refer to the extermination of millions of people, including 6 million Jews.