This day(22'nd May), that year

Events:

1906 - Wright brothers are granted U.S. patent number 821,393 for their "Flying-Machine".

1968 - The nuclear-powered submarine the USS Scorpion sinks with 99 men aboard 400 miles
southwest of the Azores.

1972 - Ceylon adopts a new constitution, changes its name to Sri Lanka, and joins the Commonwealth of Nations.

1990 - The Windows 3.0 operating system is released by Microsoft.:-)

Births:

1772 - Ram Mohan Roy, Hindu reformer (d. 1833)

1859 - Sir Arthur Conan Doyle, British physician and writer (d. 1930)

1970 - Naomi Campbell, English model and actress


Holidays and observances:

Victoria Day in Canada (This depends on the year. This holiday is celebrated on the first Monday on or before May 24. In 2000 and 2006, Victoria Day was celebrated on May 22nd).

World Biodiversity Day.

Republic of Yemen - National Day.

National Heroes Day in Sri Lanka.

National Maritime Day in the United States.