760: Fourteenth recorded passage of Halley's Comet.
1455: Start of the Wars of the Roses. At the first battle Richard, Duke of York, defeats and captures King Henry VI of England.
1570: The first atlas is published with 70 maps.
1804: The Lewis and Clark expedition officially departs from St. Charles, Missouri.
1820: Lord Dalhousie lays the cornerstone of Dalhousie University in Halifax.
1849: Future U.S. President Abraham Lincoln is issued a patent for an invention to lift boats, making him the only President to ever hold a patent.
1867: Queen Victoria decrees that Canada should come into being July 1.
1906: The Wright brothers are granted a U.S. patent for their "Flying-Machine."
1970: NHL awards franchise to Vancouver Canucks.
1979: Joe Clark leads PCs to minority power, defeating Pierre Trudeau 136 seats to 114.
1987: Rick Hansen ends Man in Motion tour after 40,000 km through 34 countries.