On this date in...
1807...A panel is appointed to plan the layout of streets for a growing New York City. Its members will ultimately recommend a grid pattern running east-west and north-south.
1951...New Yorkers Julius and Ethel Rosenberg are sentenced to death, just a week after being convicted of espionage for passing nuclear secrets to the Soviet Union.
Today's New Yorker birthdays include former U.S. Secretary of State Colin Powell, born in Brooklyn in 1947.