Answer: The Tet Offensive.
The Tet Offensive (officially <em>The General Offensive and Uprising of Tet Mau Than 1968</em>) was one of the largest military campaigns of the Vietnam War, launched on January 30, 1968 by forces of the Viet Cong and North Vietnamese People's Army of the Republic of Vietnam against the forces of the South Vietnamese Army of the Republic of Vietnam, the United States Armed Forces, and their allies.
The offensive shocked the U. S. public and had a strong effect on the U. S. government. Americans had thought that the North Vietnamese were being defeated and were incapable of launching such an ambitious attack. Public support for the war significantly decreased, the media became more critical and the U.S. sought negotiations to end the war.
John Brown stirred up a lot of controversy with his attack on "Harper's" Ferry in Virginia, since this was a raid aimed at arming slaves and freedman alike in order to inspire a massive revolt.
Germany invaded Poland, bringing Great Britain, France, and the United States into the war.
Answer:
They reached their goal in 1897; however, a year later, Spain ceded the island to the United States under the provisions of the 1898 Treaty of Paris, which ended the Spanish-American War. In 1917, Puerto Rico became a U.S. territory and its people became U.S. citizens.
Explanation:
Many faced discrimination.