The tiny Pyrenees principality of Andorra became the 184th member of the United Nations after centuries of unusual co-sovereignty.

Israeli PM Yitzhak Rabin and PLO chairman Yasser Arafat shook hands on the White House lawn after signing the Oslo Accords.

Researchers reported significant results from early combination antiretroviral therapy trials, a step toward the treatments that would later transform HIV/AIDS survival rates.

Soyuz TM-17 launched carrying a French-Russian crew to the Mir space station, part of the growing cooperative spaceflight programs of the post-Soviet era.

Nelson Mandela and F.W. de Klerk jointly received the Nobel Peace Prize in Oslo for dismantling apartheid and negotiating South Africa's peaceful transition.