01Apr 1789 The U.S. House of Representatives hold its first full meeting in New York City, Frederick Muhlenberg of Pennsylvania is elected the first speaker
03Apr 1948 President Truman signs the Marshall Plan, which allocates more than $5 billion in aid for 16 European countries
04Apr 1818 Congress decides the U.S. flag would consist of 13 red and white stripes and 20 stars, with a new star to be added for every new state
09Apr 1865 Confederate Gen. Robert E. Lee surrenders his army to Union Gen. Ulysses S. Grant at Appomattox Court House in Virginia
