A coniferous forest contains evergreen trees that bear cones. Elegant pines grow in this biome, along with spruce, fir, and tamarack. In much of the northern forest, the conifers mingle with deciduous trees, particularly aspen, birch, sugar maple, and basswood.
The United States entered the Vietnam war to prevent the spread of communism. China was already a communist country, and the United States believed that China would spread it to other Asian countries if it did not intervene. Continue Reading.
1 The Vietnam War was the longest war in which the United States took part. 2  The Vietnam War began in 1957 and ended in 1975. 3  Vietnam was separated into North Vietnam and South Vietnam. 4  North Vietnam was communist, and they wanted to end U.S. support of South Vietnam. Vietnam is a small country in Southeast Asia. 2  The Vietnam War was the longest war in which the United States took part. 3  The Vietnam War began in 1957 and ended in 1975. 4  Vietnam was separated into North Vietnam and South Vietnam.