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.
Report Abuse. North Vietnam was already a communist nation at that time and was on the side of Red China. South Vietnam however remained a democratic nation so the United Nations council rallied for support to protect its sovereignty. That was the reason why the US fought the Vietnam War on the side of South Vietnam.orth Vietnam was already a communist nation at that time and was on the side of Red China. South Vietnam however remained a democratic nation so the United Nations council rallied for support to protect its sovereignty.