The 2011 Tōhoku earthquake and tsunami was a major natural disaster that occurred in Japan on March 11, 2011.

Africa is the second-largest continent on Earth, covering about 30.

Asia is the largest and most populous continent in the world, covering about 30% of the Earth's land area.

The Wikipedia page on the First World War provides a comprehensive overview of the global conflict that took place between 1914 and 1918.

The Holocaust was the systematic persecution and mass murder of approximately six million Jews, along with millions of other targeted groups, by Nazi Germany during World War II.

The Holocaust Encyclopedia is an online encyclopedia, published by the United States Holocaust Memorial Museum, offering detailed information about the Holocaust and the events surrounding it.

New York City, often simply referred to as NYC, is a major city located in the state of New York, United States.