Answer:
Holocaust.
Explanation:
The<u> Holocaust was the greatest genocide in the history of the world which led to the mass murder of the European Jews in Germany</u>. This <u>mass killing executed under the order of the Nazi leader Adolf Hitler</u> became and will remain one of the most heinous crimes ever carried upon a specific race and ethnicity.
The Kristallnacht or the Crystal Night or Night of the Broken Glass and the Warsaw Ghetto Uprising are also all forms of discriminatory acts against the Jews. The term <u>"Holocaust" is coined and used as a reference to the mass murder and discriminatory act against the European Jewish </u>people after the end of the war. This genocidal act was carried out in numerous concentration camps and gas chambers, where they are gassed if they are "not up to the mark" or are unhealthy while the good ones are made to work in the camps until they fall sick and die.
Facism, because it goes to extreme measures to end a race.
It is known as the Revisionism. Inside the Marxist development, the word revisionism is utilized to allude to different thoughts, standards, and speculations that depend on a noteworthy modification of principal Marxist premises. The term is regularly utilized by those Marxists who trust that such modifications are ridiculous and speak to a "diluting" or deserting of Marxism.
Portugal is the European Kingdom that led in European Exploration in the 15th Century in the age of discovering, exploration and mapping coasts of Africa, Canada, Asia and Africa. Under the leadership of Prince Henry the Navigator, Portugal took the role to search for a sea route to Asia by sailing south around Africa, and during this process, Portugal accumulated wealthy knowledge on the geography and navigation of the Atlantic ocean.
In the last decade, Christopher Columbus crossed the Atlantic Ocean and "discovered" a new continent while searching or a sea route to the Indies.
In 1498, Vasco da Gama led the first fleet around Africa to India.