Event:
The U.S. National Security Agency confirms that it has been using a legal loophole to search phone calls and emails of Americans without a warrant
More Notable Events on April 2: 1982 Argentina seizes Malvinas, also known as the Falkland Islands
1978 Velcro was 1st put on the market
1935 Sir Watson-Watt patents RADAR
1921 Albert Einstein lectures in New York City on his new theory of relativity
1877 1st Easter egg roll held on White House lawn
