Browse Historical Events by Day: What Happened on October 9th?

Supernova Kepler's Star becomes visible, leading to Johannes Kepler's study of its movement.

Dutch sea captain Dirk Hartog makes the second recorded landfall by a European on Australian soil.

Napoleon Bonaparte stages a coup d'état, overthrowing the French Directory and establishing the French Consulate.

The Office of Homeland Security is established on October 8, 2001, less than one month after the September 11 terrorist Pennsylvania Governor Tom Ridge, was appointed as the first Director of the Office of Homeland Security in the White House. On November 25, 2002, the Department of Homeland Security was established by combining 22 different federal departments and agencies into a unified, integrated Cabinet agency. Homeland Security is now one of the largest organs of the federal government, charged with preventing terror attacks, border security, immigrations and customs, disaster relief and prevention and other related tasks.

The first official World Space Week is declared by the United Nations.

North Korea conducts its first nuclear test.

President Barack Obama is awarded the Nobel Peace Prize for his efforts to strengthen international diplomacy and cooperation.

The Nobel Peace Prize for 2015 is awarded to National Dialogue Quartet "for its decisive contribution to the building of a pluralistic democracy in Tunisia in the wake of the Jasmine Revolution of 2011." More

Turkey launches a military offensive into northern Syria against Kurdish forces.