At Columbine High School in Littleton, Colorado, two teens went on a shooting spree on April 20, 1999, killing 13 people and wounding more than 20 others before turning their guns on themselves and committing suicide. The Columbine shooting was, at the time, the worst high ...read more

In April 1992, the government of the Yugoslav republic of Bosnia-Herzegovina declared its independence from Yugoslavia. Over the next several years, Bosnian Serb forces, with the backing of the Serb-dominated Yugoslav army, perpetrated atrocious crimes against Bosniak (Bosnian ...read more

The Waco Siege began in early 1993, when a government raid on a compound near Waco, Texas, led to a 51-day standoff between federal agents and members of a millennial Christian sect called the Branch Davidians. The siege ended dramatically on April 19, 1993, when fires consumed ...read more

The Los Angeles riots sprung from years of rising tensions between the LAPD and the city’s African Americans, highlighted by the 1991 videotaped beating of motorist Rodney King. On April 29, 1992, anger boiled over after four LAPD officers were found not guilty of assaulting ...read more

The Oklahoma City bombing occurred when a truck packed with explosives was detonated on April 19, 1995, outside the Alfred P. Murrah Federal Building in Oklahoma City, Oklahoma, leaving 168 people dead and hundreds more injured. The blast was set off by anti-government militant ...read more

Ruby Ridge was the location of a violent 11-day standoff in remote Boundary County, Idaho, beginning on August 21, 1992. U.S. Marshals and federal agents faced off against Randy Weaver, his wife and five children and his friend Kevin Harris. The Ruby Ridge incident was the ...read more

The Monica Lewinsky scandal began in the late 1990s, when America was rocked by a political sex scandal involving President Bill Clinton and Monica Lewinsky, a White House intern in her early 20s. In 1995, the two began a sexual relationship that continued sporadically until ...read more

The Protestant Reformation was the 16th-century religious, political, intellectual and cultural upheaval that splintered Catholic Europe, setting in place the structures and beliefs that would define the continent in the modern era. In northern and central Europe, reformers like ...read more