求翻译：1850年代党争在本质和强度急剧转变。美国共和党在1854年成立，这个新生的政党与林肯都反对自由贸易，以便保护美国北方新兴的工业，与今日共和党的立场完全相反（哈佛商业评论,2009年4月号）。为了赢得北方大多数对奴隶解放持反对态度选民的支持，共和党最初对奴隶制态度含糊。共和党赢得很多前辉格党员及担心美国参议院、布坎南政府及最高法院受南方不成比例的影响的北方前民主党员。是什么意思？

Party struggles in the 1850s in the nature and intensity of the rapidly changing. U.S. Republican Party was established in 1854, this new political parties and Lincoln are against free trade, in order to protect the emerging North American industry, and today the Republican Party's position is exact

In 1850 party struggles in nature and intensity changes dramatically. The Republican Party establishment in 1854, the nascent political parties and Lincoln are against free trade in order to protect the North American new industries, and the Republican Party today is exactly the opposite position (t

1850 age factional strife transformed suddenly in the essence and the intensity.The American Republican Party was founded in 1854, this newborn political party and Lincoln all opposed the free trade, in order to protect north part of US the emerging industry, is completely opposite with today Republ

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