Tana S. (Mcfarland) Pershall (born 1969)

In 1969, in the year that Tana S. (Mcfarland) Pershall was born, one hundred countries, along with the United States and the Soviet Union signed the nuclear nonproliferation treaty (NPT). It called for stopping the spread of nuclear weapons, the peaceful use of nuclear energy, and the goal of nuclear disarmament.

In 1972, on September 5th, the Palestinian terrorist group Black September, with the assistance of German neo-nazis, kidnapped and killed 11 Israeli athletes at the Olympic Games in Munich. The attackers crept into the Olympic Village and abducted the athletes while they were sleeping. A German policeman was also killed.

In 1986, on January 28th, the space shuttle Challenger exploded 73 seconds after launch. All seven crew members died. The cause of the explosion was later found to be a failed O-ring. The O-ring failure was due to the unusually cold conditions at Cape Canaveral.

In 1990, after 27 years in prison, Nelson Mandela, the leader of the movement to end South African apartheid was released on February 11th 1990.

In 1993, on February 26th, a truck bomb exploded in the garage under the North Tower of the World Trade Center. While the bomb didn't do what was planned (collapse the North Tower into the South Tower), it did kill six people and injured thousands of people.