What happened 1601 AD

St Patrick's Day, while not a legal holiday in the United States, is nonetheless widely recognized and observed throughout the country as a celebration of Irish and Irish-American culture. Celebrations include prominent displays of the color green, religious observances, numerous parades, and copious consumption of alcohol. The holiday has been celebrated in what is now the U.S since 1601.

The astronomer Tycho Brahe died in the Czech Republic at 54.