Columbia Encyclopedia

(Encyclopedia) psychology, science or study of the thought processes and behavior of humans and other animals in their interaction with the environment. Psychologists study processes of sense perception, thinking, l...

(Encyclopedia) Chicago shĭkäˈgō, shĭkôˈgō [key], city (2020 pop. 2,746,388), seat of Cook co...

(Encyclopedia) integration, in U.S. history, the goal of an organized movement to break down the barriers of discrimination and segregation separating African Americans from the rest of American society. Racial segr...

(Encyclopedia)  CE5 Wisconsin wĭskŏnˈsən, –sĭn [key], upper midwestern state of the United States. It is bounded by Lake Superior and the Upper Peninsula of Michigan, from which it is divided in part by the...

(Encyclopedia)  CE5 North Carolina, state in the SE United States. It is bordered by the Atlantic Ocean (E), South Carolina and Georgia (S), Tennessee (W), and Virginia (N). ...

(Encyclopedia)  CE5 Finland, Finnish Suomi swôˈmē [key], officially Republic of Finland, republic (2015 est. pop. 5,482,000), 130,119 sq mi (337,009 sq km), N Europe. It borders on the Gulf of Bothnia and Swede...

(Encyclopedia)  CE5 Tanzania tănˌzənēˈə, –zănˈēə, Swahili tänzänēˈä [key], officially United Republic of Tanzania, republic (2015 est. pop. 51,046,000), 364,898 sq mi (945,087 sq km), E Africa, fo...

(Encyclopedia)  CE5 Sweden, Swed. Sverige, officially Kingdom of Sweden, constitutional monarchy (2015 est. pop. 9,764,000), 173,648 sq mi (449,750 sq km), N Europe, occupying the eastern part of the Scandinavian ...

(Encyclopedia) Republican party, American political party. In 1980, the conservative Ronald Reagan, a former supporter of Barry Goldwater, regained the presidency for the Republicans and reversed long-standi...

(Encyclopedia)  CE5 Uganda yo͞ogänˈdə, o͞ogänˈdä [key], officially Republic of Uganda, republic (2015 est. pop. 37,102,000), 91,133 sq mi (236,036 sq km), E central Africa. It borders on Tanzania and Rwand...