This document provides a timeline of major events from 1980-1989. Some of the key events included Mt St Helens erupting in 1980, the assassination attempts on Pope John Paul II and President Reagan in 1981, Sandra Day O'Connor becoming the first female Supreme Court justice in 1981, and the Chernobyl nuclear accident in 1986. The Berlin Wall fell in 1989 and Exxon Valdez spilled millions of gallons of oil in Alaska.