Google knows what the world is thinking. Literally.
Earth Day, April 22, is a day to celebrate the environment!
American forces landed on
World War II on April 1, 1945.
The "Star-Spangled Banner" was adopted as the national anthem on March 3, 1931.
The first telephone call ("Mr. Watson, come here. I want you.") was made by Alexander Graham Bell on March 10, 1876.
The cotton gin was patented by Eli Whitney on March 14, 1794.