Crimes against humanity are a category of international criminal offenses that involve the widespread or systematic targeting of a civilian population by individuals, groups, or governments.

Genocide, as defined by the United Nations, refers to any act committed with the intent to destroy, in whole or in part, a national, ethnic, racial, or religious group by killing its members, causing serious bodily or mental harm to them, or deliberately inflicting conditions leading to their physical destruction.

Holocaust studies, or sometimes Holocaust research, is a scholarly discipline that encompasses the historical research and study of the Holocaust.

Human rights are the basic rights and freedoms to which all individuals are entitled, regardless of nationality, race, gender, religion, or any other status.

The International Holocaust Remembrance Alliance (IHRA), until January 2013 known as the Task Force for International Cooperation on Holocaust Education, Remembrance, and Research or ITF, is an intergovernmental organization founded in 1998 which unites governments and experts to strengthen, advance and promote Holocaust education, research and remembrance worldwide and to uphold the commitments of the Declaration of the Stockholm International Forum on the Holocaust.

The Wikipedia page for "Internet" provides a comprehensive overview of this global network of interconnected computer networks that has revolutionized communication and information sharing.

The Holocaust was a period of genocide that occurred during World War II, where approximately six million Jews were systematically murdered by the Nazi regime and its collaborators.