What happened 1991AD in United States of America

System 7 is a graphical user interface-based operating system for Macintosh computers and is part of the classic Mac OS series of operating systems. It was introduced on May 13, 1991, by Apple Computer, Inc.

In the 1990–91 season, Jordan won his second MVP award after averaging 31.5 ppg on 53.9% shooting, 6.0 rpg, and 5.5 apg for the regular season. The Bulls finished in first place in their division for the first time in 16 years and set a franchise record with 61 wins in the regular season.

Spielberg subsequently developed a relationship with actress Kate Capshaw, whom he met when he cast her in Indiana Jones and the Temple of Doom. They married on October 12, 1991.

The Luby's shooting, also known as the Luby's massacre, was a mass shooting that took place on October 16, 1991, at a Luby's Cafeteria in Killeen, Texas. The perpetrator, George Hennard, drove his pickup truck through the front window of the restaurant. He quickly shot and killed 23 people, and wounded 27 others. He had a brief shootout with police, refused their orders to surrender, and fatally shot himself.

In October 1991 Apple released the first three PowerBooks: the low-end PowerBook 100, the more powerful PowerBook 140, and the high end PowerBook 170, the only one with an active matrix display.

Dorothy died on November 17, 1991, from a car accident.

The President of the United States George H.W. Bush held a brief televised speech officially recognizing the independence of the 11 remaining republics.