Genocide - History - 20th century.

The killing trap : = genocide in the twentieth century / by: (Language materials, printed)

Witness to an extreme century : = a memoir / by: (Language materials, printed)

"A problem from hell" : = America and the age of genocide / by: (Language materials, printed)

Genocide.

Radicalism- History- 20th century.

Social change- History- 20th century.

Genocide- Histoire- 20e si鋃le.

War and society- History- 20th century.

Nuclear warfare- History- 20th century.

Lifton, Robert Jay,

Military history, Modern- 20th century.

United States

History, Modern- 20th century.

Historians- United States

Pulitzer Prizes.

Genocide- History- 20th century.

Psychiatrists- United States

Political activists- United States