Beyoncé and Jay-Z married with only 40 guests present on their special day.
Source
US Congress released a US flag that featured 20 stars and 13 red and white stripes.
NASA's Challenger Space Shuttle was launched from Florida on its maiden voyage.
The Pink Star Diamond sold for a record USD 71 million in Hong Kong.
Finland officially joined NATO, becoming the 31st member of the security alliance.
Bill Gates and Paul Allen founded Microsoft.
