Taxonomy The Taxonomy Database is a curated classification and nomenclature for all of the organisms in the public sequence databases. This currently represents about 10% of the described species of life on the planet.
Why the US became increasingly involved in the war in Vietnam. Extracts from this document... Introduction. Why the US became increasingly involved in the war in Vietnam America became increasingly involved in the war in Vietnam, mainly because of the domino theory, the fear of the spread of communism.
The Vietnam War was fought in an attempt to stem the communist rule of Vietnam; it did not succeed in its objectives despite massive loss of life for both South and North Vietnamese and the United States, who stepped in to try and prevent Communist rule in the region.