Jane Addams and her programs for new immigrants
In 1917, Germany, determined to win its war of attrition against the Allies, announced the resumption of unrestricted warfare in war-zone waters. Three days later, the United States broke diplomatic relations with Germany, and just hours after that the American liner Housatonic was sunk by a German U-boat.
It began with the flight of the first space-worthy shuttle columbia on April 12, 1981 on the first mission STS-1
What? There is no context.