Population got larger, rapid development of rail roads and ports, and finally land seized from the Spanish land owners and the native tribes. :)
They passed the Land Ordinates of 1785 and the Northwest ordinates of 1787
The Tet Offensive, which was a series of attacks upon the South Vietnamese Army, launched by the Viet Cong (North Vietnamese Army).
Brown v. Board of Education of Topeka, 347 U.S. 483 (1954), was a landmark United States Supreme Court case in which the Court declared state laws establishing separate public schools for black and white students to be unconstitutional. The decision effectively overturned the Plessy v. Ferguson decision of 1896, which allowed state-sponsored segregation, insofar as it applied to public education.