A form of electromagnetic radiation with wavelengths ranging from about one meter to one millimeter corresponding to frequencies between 300 MHz and 300 GHz. (WXT)
The advocacy of women's rights on the basis of the equality of the sexes. (ID)
A Marxist-Leninist and black power political organization founded by college students Bobby Seale and Huey P. Newton in October 1966 in Oakland, California. (ID)
An American politician who served as the 36th president of the United States from 1963 to 1969. (POL)
Competition between the United States and the Soviet Union to achieve superior spaceflight capability. (WOR)
Making accusations of subversion and treason, when related to anarchism, communism, and socialism, and especially when the accusations are false and are made in a public and attention-grabbing manner. (CUL)
A period of geopolitical tension between the United States and the Soviet Union and their respective allies, the Western Bloc and the Eastern Bloc. (WOR)
A conflict in Vietnam, Laos, and Cambodia from 1 November 1955 to the fall of Saigon on 30 April 1975. (WOR)
38 degrees north of the Earth's equatorial plane that formed the border between North and South Korea prior to the Korean War. (WOR)
A music festival held during August 15–18, 1969, on Max Yasgur's dairy farm in Bethel, New York, United States. (ID)
a nonviolent social movement and campaign from 1954 to 1968 in the United States. (CUL)
An intergovernmental military alliance between 30 member states – 28 European and two North American. (WOR)
Popular dance music originating in the 1950s, characterized by a heavy beat and simple melodies. (CUL)
A social movement in opposition to a particular nation's decision to start or carry on an armed conflict. (CUL)
A Republican Party electoral strategy to increase political support among white voters in the South by appealing to racism against African Americans. (POL)
a Native American grassroots movement which was founded in July 1968, centered in urban areas to address systemic issues of poverty, discrimination, and police brutality against Native Americans. (ID)
Persistent high inflation combined with high unemployment and stagnant demand in a country's economy. (WXT)
A system for transmitting visual images and sound that are reproduced on screens, chiefly used to broadcast programs for entertainment, information, and education. (WXT)
A set of proposals put forward by U.S. President Harry S. Truman to Congress in 1945 and in his January 1949 State of the Union address. (POL)