Columbia Encyclopedia

(Encyclopedia) World Trade Center, former building complex in lower Manhattan, New York City, consisting of seven buildings and a shopping concourse on a 16-acre (6.5-hectare) site; it was destroyed by a terrorist a...

(Encyclopedia) social security, government program designed to provide for the basic economic security and welfare of individuals and their dependents. The programs classified under the term social security differ f...

(Encyclopedia) State, United States Department of, executive department of the federal government responsible, under the President's direction, for the making and execution of American foreign policy. Before and ...

(Encyclopedia)  CE5 Nevada nəvădˈə, –vä– [key], far western state of the United States. It is bordered by Utah (E), Arizona (SE), California (SW, W), and Oregon and Idaho (N). In the 20th cent. the ...

(Encyclopedia) marijuana or marihuana, drug obtained from the flowering tops, stems, and leaves of the hemp plant, Cannabis sativa (see hemp) or C. indica; the latter species can withstand colder climates. It is one...

(Encyclopedia)  CE5 Australia ôstrālˈyə [key], smallest continent, between the Indian and Pacific oceans. With the island state of Tasmania to the south, the continent makes up th...

(Encyclopedia) international law, body of rules considered legally binding in the relations between national states, also known as the law of nations. It is sometimes called public international law in contrast to p...

(Encyclopedia) Kosovo kôˈsôvô [key], Albanian Kosova, Serbian Kosovo i Metohija and Kosmet, officially Republic of Kosovo, republic (2015 est. pop. 1,871,000), 4,126 sq mi (10,686 sq km), SE Europe, a former pro...

(Encyclopedia)  CE5 Mexico both: māˈhēkō [key], officially United Mexican States, republic (2015 est. pop. 125,891,000), 753,665 sq mi (1,952,500 sq km), S North America. It borders on the United States in the...

(Encyclopedia)  CE5 Cuba kyo͞oˈbə, Span. ko͞oˈbä [key], officially Republic of Cuba, republic (2020 est. pop. 11,326,616), ...