What are the top ten genocides in the 20th century?

The top ten genocides of the 20th century include the Armenian Genocide (1915-1923), the Holocaust (1941-1945), the Cambodian Genocide (1975-1979), the Rwandan Genocide (1994), the Bosnian Genocide (1992-1995), the Darfur Genocide (2003-present), the genocide against the Tutsi in Burundi (1972), the Indonesian killings (1965-1966), the ethnic cleansing in Kosovo (1998-1999), and the genocide of the Rohingya in Myanmar (2016-present). Each of these events involved systematic extermination or severe oppression of specific ethnic, religious, or national groups, resulting in significant loss of life and lasting impacts on the affected communities.