求翻译：美国历史上第二次资产阶级革命。历史作用：废除了黑人奴隶制度，较好地解决了农民的土地问题，维护了国家统一，为美国资本主义的加速发展扫清了道路，并为美国跻身于世界强国之列奠定了基础。是什么意思？

The second bourgeois revolution in American history. Historical role: the abolition of black slavery, has solved the problem of farmers' land, to maintain national unity, for the accelerated development of American capitalism cleared the way for the United States among the world power foundation.

The 2 th bourgeois revolution history of the United States. Black slavery: abolition of the historical role and better to resolve the issue of land, the farmers maintain national unity, to accelerate the development of the capitalist system, and cleared the way for the United States ranks among the

In American history second bourgeois revolution.Historical function: Abolished the black slave system, has solved farmer's land question well, maintained the country to be unified, accelerated for the US capitalism to develop has swept clean the path, and advanced into for US row of in the world pow

United States second bourgeois revolution in history. History: the abolition of Negro slavery, better solve the issue of farmers ' land, maintaining national unity, for the United States cleared the way for accelerated development of capitalism, and for the United States among the world powers laid

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